Factors of 720

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What are the Factors of 720?

Answer

Factors of 720:

30 factors: 1, 2, 3, 4, 5 … 240, 360, 720

all 30 factors

1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720

30 factors · 720 = 2⁴ × 3² × 5 · composite

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

Factor pairs of 720

1 × 720
2 × 360
3 × 240
4 × 180
5 × 144
6 × 120
8 × 90
9 × 80
…

√720 ≈ 26.83 — the last pair 24 × 30 sits here; past it pairs repeat.

all 15 pairs

1 × 720
2 × 360
3 × 240
4 × 180
5 × 144
6 × 120
8 × 90
9 × 80
10 × 72
12 × 60
15 × 48
16 × 45
18 × 40
20 × 36
24 × 30

720 = 2⁴ × 3² × 5 → (4 + 1) × (2 + 1) × (1 + 1) = 30 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

Recalculate with different values ↑

Factors Table

Number	Factors
705	1, 3, 5, 15, 47, 141, 235, 705
706	1, 2, 353, 706
707	1, 7, 101, 707
708	1, 2, 3, 4, 6, 12, 59, 118, 177, 236, 354, 708
709	1, 709
710	1, 2, 5, 10, 71, 142, 355, 710
711	1, 3, 9, 79, 237, 711
712	1, 2, 4, 8, 89, 178, 356, 712
713	1, 23, 31, 713
714	1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714
715	1, 5, 11, 13, 55, 65, 143, 715
716	1, 2, 4, 179, 358, 716
717	1, 3, 239, 717
718	1, 2, 359, 718
719	1, 719
720	1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720
721	1, 7, 103, 721
722	1, 2, 19, 38, 361, 722
723	1, 3, 241, 723
724	1, 2, 4, 181, 362, 724
725	1, 5, 25, 29, 145, 725
726	1, 2, 3, 6, 11, 22, 33, 66, 121, 242, 363, 726
727	1, 727
728	1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728
729	1, 3, 9, 27, 81, 243, 729
730	1, 2, 5, 10, 73, 146, 365, 730
731	1, 17, 43, 731
732	1, 2, 3, 4, 6, 12, 61, 122, 183, 244, 366, 732
733	1, 733
734	1, 2, 367, 734

FAQ

What are the Factors of 720?

Factors of 720: 30 factors: 1, 2, 3, 4, 5 … 240, 360, 720

How many factors does 720 have?

Number 720 has 30 factors

How many Factor Pairs does 720 have?

Number 720 has 15 factor pairs

Is 720 a prime or composite number?

Composite: 720 = 2⁴ × 3² × 5, so it has 30 factors — a prime has exactly two.

How many factors does 720 have excluding 1 and 720?

28 — all 30 factors except 1 and 720.