258619920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{82891}}^1$

素因数の和:82920

約数の個数: 80

約数和(自身を含む): 863403072

約数和(自身を除く): 604783152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 82891, 165782, 248673, 331564, 414455, 497346, 663128, 828910, 994692, 1077583, 1243365, 1326256, 1657820, 1989384, 2155166, 2486730, 3232749, 3315640, 3978768, 4310332, 4973460, 5387915, 6465498, 6631280, 8620664, 9946920, 10775830, 12930996, 16163745, 17241328, 19893840, 21551660, 25861992, 32327490, 43103320, 51723984, 64654980, 86206640, 129309960, 258619920]

約数ペア:

[(1, 258619920), (2, 129309960), (3, 86206640), (4, 64654980), (5, 51723984), (6, 43103320), (8, 32327490), (10, 25861992), (12, 21551660), (13, 19893840), (15, 17241328), (16, 16163745), (20, 12930996), (24, 10775830), (26, 9946920), (30, 8620664), (39, 6631280), (40, 6465498), (48, 5387915), (52, 4973460), (60, 4310332), (65, 3978768), (78, 3315640), (80, 3232749), (104, 2486730), (120, 2155166), (130, 1989384), (156, 1657820), (195, 1326256), (208, 1243365), (240, 1077583), (260, 994692), (312, 828910), (390, 663128), (520, 497346), (624, 414455), (780, 331564), (1040, 248673), (1560, 165782), (3120, 82891)]