155047080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1997}}^1$

素因数の和:2658

約数の個数: 64

約数和(自身を含む): 466093440

約数和(自身を除く): 311046360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 647, 1294, 1941, 1997, 2588, 3235, 3882, 3994, 5176, 5991, 6470, 7764, 7988, 9705, 9985, 11982, 12940, 15528, 15976, 19410, 19970, 23964, 25880, 29955, 38820, 39940, 47928, 59910, 77640, 79880, 119820, 239640, 1292059, 2584118, 3876177, 5168236, 6460295, 7752354, 10336472, 12920590, 15504708, 19380885, 25841180, 31009416, 38761770, 51682360, 77523540, 155047080]

約数ペア:

[(1, 155047080), (2, 77523540), (3, 51682360), (4, 38761770), (5, 31009416), (6, 25841180), (8, 19380885), (10, 15504708), (12, 12920590), (15, 10336472), (20, 7752354), (24, 6460295), (30, 5168236), (40, 3876177), (60, 2584118), (120, 1292059), (647, 239640), (1294, 119820), (1941, 79880), (1997, 77640), (2588, 59910), (3235, 47928), (3882, 39940), (3994, 38820), (5176, 29955), (5991, 25880), (6470, 23964), (7764, 19970), (7988, 19410), (9705, 15976), (9985, 15528), (11982, 12940)]