Factors of 735

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What are the Factors of 735?

Answer

Factors of 735:

1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735

12 factors · 735 = 3 × 5 × 7² · composite

Underlined — prime: 3, 5, 7 · 1 — neither prime nor composite · others — composite

Factor pairs of 735

6 pairs: 1 × 735 · 3 × 245 · 5 × 147 · 7 × 105 · 15 × 49 · 21 × 35

Past √735 ≈ 27.11 every pair would repeat one already found — so checking stops at 27.

735 = 3 × 5 × 7² → (1 + 1) × (1 + 1) × (2 + 1) = 12 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 Table

Number	Factors
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
735	1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735
736	1, 2, 4, 8, 16, 23, 32, 46, 92, 184, 368, 736
737	1, 11, 67, 737
738	1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738
739	1, 739
740	1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740
741	1, 3, 13, 19, 39, 57, 247, 741
742	1, 2, 7, 14, 53, 106, 371, 742
743	1, 743
744	1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 744
745	1, 5, 149, 745
746	1, 2, 373, 746
747	1, 3, 9, 83, 249, 747
748	1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 748
749	1, 7, 107, 749

FAQ

What are the Factors of 735?

Factors of 735: 1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735

How many factors does 735 have?

Number 735 has 12 factors

How many Factor Pairs does 735 have?

Number 735 has 6 factor pairs

Is 735 a prime or composite number?

Composite: 735 = 3 × 5 × 7², so it has 12 factors — a prime has exactly two.

How many factors does 735 have excluding 1 and 735?

10: 3, 5, 7, 15, 21, 35, 49, 105, 147 and 245.