31058460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1583}}^1$

素因数の和:1707

約数の個数: 72

約数和(自身を含む): 95135040

約数和(自身を除く): 64076580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 981, 1090, 1308, 1583, 1635, 1962, 2180, 3166, 3270, 3924, 4749, 4905, 6332, 6540, 7915, 9498, 9810, 14247, 15830, 18996, 19620, 23745, 28494, 31660, 47490, 56988, 71235, 94980, 142470, 172547, 284940, 345094, 517641, 690188, 862735, 1035282, 1552923, 1725470, 2070564, 2588205, 3105846, 3450940, 5176410, 6211692, 7764615, 10352820, 15529230, 31058460]

約数ペア:

[(1, 31058460), (2, 15529230), (3, 10352820), (4, 7764615), (5, 6211692), (6, 5176410), (9, 3450940), (10, 3105846), (12, 2588205), (15, 2070564), (18, 1725470), (20, 1552923), (30, 1035282), (36, 862735), (45, 690188), (60, 517641), (90, 345094), (109, 284940), (180, 172547), (218, 142470), (327, 94980), (436, 71235), (545, 56988), (654, 47490), (981, 31660), (1090, 28494), (1308, 23745), (1583, 19620), (1635, 18996), (1962, 15830), (2180, 14247), (3166, 9810), (3270, 9498), (3924, 7915), (4749, 6540), (4905, 6332)]