156976707880

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1741}}^1\times {\mathrm{17207}}^1$

素因数の和:19090

約数の個数: 64

約数和(自身を含む): 356118871680

約数和(自身を除く): 199142163800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 1741, 2620, 3482, 5240, 6964, 8705, 13928, 17207, 17410, 34414, 34820, 68828, 69640, 86035, 137656, 172070, 228071, 344140, 456142, 688280, 912284, 1140355, 1824568, 2254117, 2280710, 4508234, 4561420, 9016468, 9122840, 11270585, 18032936, 22541170, 29957387, 45082340, 59914774, 90164680, 119829548, 149786935, 239659096, 299573870, 599147740, 1198295480, 3924417697, 7848835394, 15697670788, 19622088485, 31395341576, 39244176970, 78488353940, 156976707880]

約数ペア:

[(1, 156976707880), (2, 78488353940), (4, 39244176970), (5, 31395341576), (8, 19622088485), (10, 15697670788), (20, 7848835394), (40, 3924417697), (131, 1198295480), (262, 599147740), (524, 299573870), (655, 239659096), (1048, 149786935), (1310, 119829548), (1741, 90164680), (2620, 59914774), (3482, 45082340), (5240, 29957387), (6964, 22541170), (8705, 18032936), (13928, 11270585), (17207, 9122840), (17410, 9016468), (34414, 4561420), (34820, 4508234), (68828, 2280710), (69640, 2254117), (86035, 1824568), (137656, 1140355), (172070, 912284), (228071, 688280), (344140, 456142)]