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Factors of 378

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What are the Factors of 378?

Answer

Factors of 378:

1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378

16 factors · 378 = 2 × 3³ × 7 · composite

Underlined — prime: 2, 3, 7 · 1 — neither prime nor composite · others — composite

Factor pairs of 378

1 × 378
2 × 189
3 × 126
6 × 63
7 × 54
9 × 42
14 × 27
18 × 21

√378 ≈ 19.44 — the last pair 18 × 21 sits here; past it pairs repeat.

378 = 2 × 3³ × 7 → (1 + 1) × (3 + 1) × (1 + 1) = 16 factors: add 1 to each exponent and multiply.

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See Also

Prime Number Checker - Find out whether a given number is Prime or not
Prime Factorization - Prime Factorization Calculator
Prime Numbers List - List of all Prime Numbers - how many Prime numbers are between

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Factors of 378. Factors of 378: full list and factor pairs.

https://calculat.io/en/number/factors-of/378/generated.jpg

Factors Table

Number	Factors
363	1, 3, 11, 33, 121, 363
364	1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364
365	1, 5, 73, 365
366	1, 2, 3, 6, 61, 122, 183, 366
367	1, 367
368	1, 2, 4, 8, 16, 23, 46, 92, 184, 368
369	1, 3, 9, 41, 123, 369
370	1, 2, 5, 10, 37, 74, 185, 370
371	1, 7, 53, 371
372	1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 372
373	1, 373
374	1, 2, 11, 17, 22, 34, 187, 374
375	1, 3, 5, 15, 25, 75, 125, 375
376	1, 2, 4, 8, 47, 94, 188, 376
377	1, 13, 29, 377
378	1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378
379	1, 379
380	1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380
381	1, 3, 127, 381
382	1, 2, 191, 382
383	1, 383
384	1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384
385	1, 5, 7, 11, 35, 55, 77, 385
386	1, 2, 193, 386
387	1, 3, 9, 43, 129, 387
388	1, 2, 4, 97, 194, 388
389	1, 389
390	1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390
391	1, 17, 23, 391
392	1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392

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FAQ

What are the Factors of 378?

Factors of 378: 1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378

How many factors does 378 have?

Number 378 has 16 factors

How many Factor Pairs does 378 have?

Number 378 has 8 factor pairs

Is 378 a prime or composite number?

Composite: 378 = 2 × 3³ × 7, so it has 16 factors — a prime has exactly two.

How many factors does 378 have excluding 1 and 378?

14: 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126 and 189.