268685680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{6373}}^1$

素因数の和:6434

約数の個数: 80

約数和(自身を含む): 682884864

約数和(自身を除く): 414199184

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 136, 155, 170, 248, 272, 310, 340, 496, 527, 620, 680, 1054, 1240, 1360, 2108, 2480, 2635, 4216, 5270, 6373, 8432, 10540, 12746, 21080, 25492, 31865, 42160, 50984, 63730, 101968, 108341, 127460, 197563, 216682, 254920, 395126, 433364, 509840, 541705, 790252, 866728, 987815, 1083410, 1580504, 1733456, 1975630, 2166820, 3161008, 3358571, 3951260, 4333640, 6717142, 7902520, 8667280, 13434284, 15805040, 16792855, 26868568, 33585710, 53737136, 67171420, 134342840, 268685680]

約数ペア:

[(1, 268685680), (2, 134342840), (4, 67171420), (5, 53737136), (8, 33585710), (10, 26868568), (16, 16792855), (17, 15805040), (20, 13434284), (31, 8667280), (34, 7902520), (40, 6717142), (62, 4333640), (68, 3951260), (80, 3358571), (85, 3161008), (124, 2166820), (136, 1975630), (155, 1733456), (170, 1580504), (248, 1083410), (272, 987815), (310, 866728), (340, 790252), (496, 541705), (527, 509840), (620, 433364), (680, 395126), (1054, 254920), (1240, 216682), (1360, 197563), (2108, 127460), (2480, 108341), (2635, 101968), (4216, 63730), (5270, 50984), (6373, 42160), (8432, 31865), (10540, 25492), (12746, 21080)]