72586920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{86413}}^1$

素因数の和:86434

約数の個数: 64

約数和(自身を含む): 248872320

約数和(自身を除く): 176285400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 86413, 172826, 259239, 345652, 432065, 518478, 604891, 691304, 864130, 1036956, 1209782, 1296195, 1728260, 1814673, 2073912, 2419564, 2592390, 3024455, 3456520, 3629346, 4839128, 5184780, 6048910, 7258692, 9073365, 10369560, 12097820, 14517384, 18146730, 24195640, 36293460, 72586920]

約数ペア:

[(1, 72586920), (2, 36293460), (3, 24195640), (4, 18146730), (5, 14517384), (6, 12097820), (7, 10369560), (8, 9073365), (10, 7258692), (12, 6048910), (14, 5184780), (15, 4839128), (20, 3629346), (21, 3456520), (24, 3024455), (28, 2592390), (30, 2419564), (35, 2073912), (40, 1814673), (42, 1728260), (56, 1296195), (60, 1209782), (70, 1036956), (84, 864130), (105, 691304), (120, 604891), (140, 518478), (168, 432065), (210, 345652), (280, 259239), (420, 172826), (840, 86413)]