78390120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{8269}}^1$

素因数の和:8362

約数の個数: 64

約数和(自身を含む): 238176000

約数和(自身を除く): 159785880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1896, 2370, 3160, 4740, 8269, 9480, 16538, 24807, 33076, 41345, 49614, 66152, 82690, 99228, 124035, 165380, 198456, 248070, 330760, 496140, 653251, 992280, 1306502, 1959753, 2613004, 3266255, 3919506, 5226008, 6532510, 7839012, 9798765, 13065020, 15678024, 19597530, 26130040, 39195060, 78390120]

約数ペア:

[(1, 78390120), (2, 39195060), (3, 26130040), (4, 19597530), (5, 15678024), (6, 13065020), (8, 9798765), (10, 7839012), (12, 6532510), (15, 5226008), (20, 3919506), (24, 3266255), (30, 2613004), (40, 1959753), (60, 1306502), (79, 992280), (120, 653251), (158, 496140), (237, 330760), (316, 248070), (395, 198456), (474, 165380), (632, 124035), (790, 99228), (948, 82690), (1185, 66152), (1580, 49614), (1896, 41345), (2370, 33076), (3160, 24807), (4740, 16538), (8269, 9480)]