214628740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{523}}^1$

素因数の和:637

約数の個数: 72

約数和(自身を含む): 486464832

約数和(自身を除く): 271836092

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 71, 85, 142, 170, 284, 289, 340, 355, 523, 578, 710, 1046, 1156, 1207, 1420, 1445, 2092, 2414, 2615, 2890, 4828, 5230, 5780, 6035, 8891, 10460, 12070, 17782, 20519, 24140, 35564, 37133, 41038, 44455, 74266, 82076, 88910, 102595, 148532, 151147, 177820, 185665, 205190, 302294, 371330, 410380, 604588, 631261, 742660, 755735, 1262522, 1511470, 2525044, 3022940, 3156305, 6312610, 10731437, 12625220, 21462874, 42925748, 53657185, 107314370, 214628740]

約数ペア:

[(1, 214628740), (2, 107314370), (4, 53657185), (5, 42925748), (10, 21462874), (17, 12625220), (20, 10731437), (34, 6312610), (68, 3156305), (71, 3022940), (85, 2525044), (142, 1511470), (170, 1262522), (284, 755735), (289, 742660), (340, 631261), (355, 604588), (523, 410380), (578, 371330), (710, 302294), (1046, 205190), (1156, 185665), (1207, 177820), (1420, 151147), (1445, 148532), (2092, 102595), (2414, 88910), (2615, 82076), (2890, 74266), (4828, 44455), (5230, 41038), (5780, 37133), (6035, 35564), (8891, 24140), (10460, 20519), (12070, 17782)]