68967640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{14489}}^1$

素因数の和:14524

約数の個数: 64

約数和(自身を含む): 187790400

約数和(自身を除く): 118822760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 14489, 28978, 57956, 72445, 101423, 115912, 144890, 202846, 246313, 289780, 405692, 492626, 507115, 579560, 811384, 985252, 1014230, 1231565, 1724191, 1970504, 2028460, 2463130, 3448382, 4056920, 4926260, 6896764, 8620955, 9852520, 13793528, 17241910, 34483820, 68967640]

約数ペア:

[(1, 68967640), (2, 34483820), (4, 17241910), (5, 13793528), (7, 9852520), (8, 8620955), (10, 6896764), (14, 4926260), (17, 4056920), (20, 3448382), (28, 2463130), (34, 2028460), (35, 1970504), (40, 1724191), (56, 1231565), (68, 1014230), (70, 985252), (85, 811384), (119, 579560), (136, 507115), (140, 492626), (170, 405692), (238, 289780), (280, 246313), (340, 202846), (476, 144890), (595, 115912), (680, 101423), (952, 72445), (1190, 57956), (2380, 28978), (4760, 14489)]