306606040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31033}}^1$

素因数の和:31076

約数の個数: 64

約数和(自身を含む): 782056800

約数和(自身を除く): 475450760

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 9880, 31033, 62066, 124132, 155165, 248264, 310330, 403429, 589627, 620660, 806858, 1179254, 1241320, 1613716, 2017145, 2358508, 2948135, 3227432, 4034290, 4717016, 5896270, 7665151, 8068580, 11792540, 15330302, 16137160, 23585080, 30660604, 38325755, 61321208, 76651510, 153303020, 306606040]

約数ペア:

[(1, 306606040), (2, 153303020), (4, 76651510), (5, 61321208), (8, 38325755), (10, 30660604), (13, 23585080), (19, 16137160), (20, 15330302), (26, 11792540), (38, 8068580), (40, 7665151), (52, 5896270), (65, 4717016), (76, 4034290), (95, 3227432), (104, 2948135), (130, 2358508), (152, 2017145), (190, 1613716), (247, 1241320), (260, 1179254), (380, 806858), (494, 620660), (520, 589627), (760, 403429), (988, 310330), (1235, 248264), (1976, 155165), (2470, 124132), (4940, 62066), (9880, 31033)]