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    Factors of 390

    "Factors of a Number" Calculator
    Factors of

    What are the Factors of 390?

    Answer

    Factors of 390:
    1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390

    16 factors · 390 = 2 × 3 × 5 × 13 · composite

    Underlined — prime: 2, 3, 5, 13 · 1 — neither prime nor composite · others — composite

    Factor pairs of 390

    • 1 × 390
    • 2 × 195
    • 3 × 130
    • 5 × 78
    • 6 × 65
    • 10 × 39
    • 13 × 30
    • 15 × 26

    √390 ≈ 19.75 — the last pair 15 × 26 sits here; past it pairs repeat.

    390 = 2 × 3 × 5 × 13 → (1 + 1) × (1 + 1) × (1 + 1) × (1 + 1) = 16 factors: add 1 to each exponent and multiply.

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    Factors of 390. Factors of 390: full list and factor pairs.
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    Factors Table

    NumberFactors
    3751, 3, 5, 15, 25, 75, 125, 375
    3761, 2, 4, 8, 47, 94, 188, 376
    3771, 13, 29, 377
    3781, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378
    3791, 379
    3801, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380
    3811, 3, 127, 381
    3821, 2, 191, 382
    3831, 383
    3841, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384
    3851, 5, 7, 11, 35, 55, 77, 385
    3861, 2, 193, 386
    3871, 3, 9, 43, 129, 387
    3881, 2, 4, 97, 194, 388
    3891, 389
    3901, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390
    3911, 17, 23, 391
    3921, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392
    3931, 3, 131, 393
    3941, 2, 197, 394
    3951, 5, 79, 395
    3961, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396
    3971, 397
    3981, 2, 199, 398
    3991, 3, 7, 19, 21, 57, 133, 399
    4001, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400
    4011, 401
    4021, 2, 3, 6, 67, 134, 201, 402
    4031, 13, 31, 403
    4041, 2, 4, 101, 202, 404
    Recalculate with different values ↑

    FAQ

    What are the Factors of 390?

    Factors of 390: 1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390

    How many factors does 390 have?

    Number 390 has 16 factors

    How many Factor Pairs does 390 have?

    Number 390 has 8 factor pairs

    Is 390 a prime or composite number?

    Composite: 390 = 2 × 3 × 5 × 13, so it has 16 factors — a prime has exactly two.

    How many factors does 390 have excluding 1 and 390?

    14: 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130 and 195.

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