655996980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{149771}}^1$

素因数の和:149856

約数の個数: 48

約数和(自身を含む): 1861965504

約数和(自身を除く): 1205968524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4380, 149771, 299542, 449313, 599084, 748855, 898626, 1497710, 1797252, 2246565, 2995420, 4493130, 8986260, 10933283, 21866566, 32799849, 43733132, 54666415, 65599698, 109332830, 131199396, 163999245, 218665660, 327998490, 655996980]

約数ペア:

[(1, 655996980), (2, 327998490), (3, 218665660), (4, 163999245), (5, 131199396), (6, 109332830), (10, 65599698), (12, 54666415), (15, 43733132), (20, 32799849), (30, 21866566), (60, 10933283), (73, 8986260), (146, 4493130), (219, 2995420), (292, 2246565), (365, 1797252), (438, 1497710), (730, 898626), (876, 748855), (1095, 599084), (1460, 449313), (2190, 299542), (4380, 149771)]