Factors of 1320

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What are the Factors of 1,320?

Answer

Factors of 1,320:
32 factors: 1, 2, 3, 4, 5 … 440, 660, 1320
all 32 factors

1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320

32 factors · 1320 = 23 × 3 × 5 × 11 · composite

Underlined — prime: 2, 3, 5, 11 · 1 — neither prime nor composite · others — composite

Factor pairs of 1,320

  • 1 × 1320
  • 2 × 660
  • 3 × 440
  • 4 × 330
  • 5 × 264
  • 6 × 220
  • 8 × 165
  • 10 × 132

√1320 ≈ 36.33 — the last pair 33 × 40 sits here; past it pairs repeat.

all 16 pairs
  • 1 × 1320
  • 2 × 660
  • 3 × 440
  • 4 × 330
  • 5 × 264
  • 6 × 220
  • 8 × 165
  • 10 × 132
  • 11 × 120
  • 12 × 110
  • 15 × 88
  • 20 × 66
  • 22 × 60
  • 24 × 55
  • 30 × 44
  • 33 × 40

1320 = 23 × 3 × 5 × 11 → (3 + 1) × (1 + 1) × (1 + 1) × (1 + 1) = 32 factors: add 1 to each exponent and multiply.

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Factors Table

NumberFactors
1,2601, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260
1,2651, 5, 11, 23, 55, 115, 253, 1265
1,2701, 2, 5, 10, 127, 254, 635, 1270
1,2751, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275
1,2801, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280
1,2841, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284
1,2851, 5, 257, 1285
1,2871, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287
1,2901, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290
1,2951, 5, 7, 35, 37, 185, 259, 1295
1,2961, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 324, 432, 648, 1296
1,3001, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300
1,3051, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305
1,3101, 2, 5, 10, 131, 262, 655, 1310
1,3151, 5, 263, 1315
1,3201, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320
1,3251, 5, 25, 53, 265, 1325
1,3301, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330
1,3351, 3, 5, 15, 89, 267, 445, 1335
1,3401, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340
1,3451, 5, 269, 1345
1,3501, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 135, 150, 225, 270, 450, 675, 1350
1,3551, 5, 271, 1355
1,3601, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360
1,3651, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365
1,3701, 2, 5, 10, 137, 274, 685, 1370
1,3751, 5, 11, 25, 55, 125, 275, 1375
1,3801, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380
1,3851, 5, 277, 1385
1,3901, 2, 5, 10, 139, 278, 695, 1390

FAQ

What are the Factors of 1,320?

Factors of 1,320: 32 factors: 1, 2, 3, 4, 5 … 440, 660, 1320

How many factors does 1,320 have?

Number 1,320 has 32 factors

How many Factor Pairs does 1,320 have?

Number 1,320 has 16 factor pairs

Is 1,320 a prime or composite number?

Composite: 1320 = 2³ × 3 × 5 × 11, so it has 32 factors — a prime has exactly two.

How many factors does 1,320 have excluding 1 and 1,320?

30 — all 32 factors except 1 and 1,320.

See Also