129975660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{3181}}^1$

素因数の和:3423

約数の個数: 72

約数和(自身を含む): 396120816

約数和(自身を除く): 266145156

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 227, 454, 681, 908, 1135, 1362, 2043, 2270, 2724, 3181, 3405, 4086, 4540, 6362, 6810, 8172, 9543, 10215, 12724, 13620, 15905, 19086, 20430, 28629, 31810, 38172, 40860, 47715, 57258, 63620, 95430, 114516, 143145, 190860, 286290, 572580, 722087, 1444174, 2166261, 2888348, 3610435, 4332522, 6498783, 7220870, 8665044, 10831305, 12997566, 14441740, 21662610, 25995132, 32493915, 43325220, 64987830, 129975660]

約数ペア:

[(1, 129975660), (2, 64987830), (3, 43325220), (4, 32493915), (5, 25995132), (6, 21662610), (9, 14441740), (10, 12997566), (12, 10831305), (15, 8665044), (18, 7220870), (20, 6498783), (30, 4332522), (36, 3610435), (45, 2888348), (60, 2166261), (90, 1444174), (180, 722087), (227, 572580), (454, 286290), (681, 190860), (908, 143145), (1135, 114516), (1362, 95430), (2043, 63620), (2270, 57258), (2724, 47715), (3181, 40860), (3405, 38172), (4086, 31810), (4540, 28629), (6362, 20430), (6810, 19086), (8172, 15905), (9543, 13620), (10215, 12724)]