129719840

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{601}}^1$

素因数の和:706

約数の個数: 96

約数和(自身を含む): 327680640

約数和(自身を除く): 197960800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 71, 76, 80, 95, 142, 152, 160, 190, 284, 304, 355, 380, 568, 601, 608, 710, 760, 1136, 1202, 1349, 1420, 1520, 2272, 2404, 2698, 2840, 3005, 3040, 4808, 5396, 5680, 6010, 6745, 9616, 10792, 11360, 11419, 12020, 13490, 19232, 21584, 22838, 24040, 26980, 42671, 43168, 45676, 48080, 53960, 57095, 85342, 91352, 96160, 107920, 114190, 170684, 182704, 213355, 215840, 228380, 341368, 365408, 426710, 456760, 682736, 810749, 853420, 913520, 1365472, 1621498, 1706840, 1827040, 3242996, 3413680, 4053745, 6485992, 6827360, 8107490, 12971984, 16214980, 25943968, 32429960, 64859920, 129719840]

約数ペア:

[(1, 129719840), (2, 64859920), (4, 32429960), (5, 25943968), (8, 16214980), (10, 12971984), (16, 8107490), (19, 6827360), (20, 6485992), (32, 4053745), (38, 3413680), (40, 3242996), (71, 1827040), (76, 1706840), (80, 1621498), (95, 1365472), (142, 913520), (152, 853420), (160, 810749), (190, 682736), (284, 456760), (304, 426710), (355, 365408), (380, 341368), (568, 228380), (601, 215840), (608, 213355), (710, 182704), (760, 170684), (1136, 114190), (1202, 107920), (1349, 96160), (1420, 91352), (1520, 85342), (2272, 57095), (2404, 53960), (2698, 48080), (2840, 45676), (3005, 43168), (3040, 42671), (4808, 26980), (5396, 24040), (5680, 22838), (6010, 21584), (6745, 19232), (9616, 13490), (10792, 12020), (11360, 11419)]