128347260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{49747}}^1$

素因数の和:49802

約数の個数: 48

約数和(自身を含む): 367737216

約数和(自身を除く): 239389956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 49747, 99494, 149241, 198988, 248735, 298482, 497470, 596964, 746205, 994940, 1492410, 2139121, 2984820, 4278242, 6417363, 8556484, 10695605, 12834726, 21391210, 25669452, 32086815, 42782420, 64173630, 128347260]

約数ペア:

[(1, 128347260), (2, 64173630), (3, 42782420), (4, 32086815), (5, 25669452), (6, 21391210), (10, 12834726), (12, 10695605), (15, 8556484), (20, 6417363), (30, 4278242), (43, 2984820), (60, 2139121), (86, 1492410), (129, 994940), (172, 746205), (215, 596964), (258, 497470), (430, 298482), (516, 248735), (645, 198988), (860, 149241), (1290, 99494), (2580, 49747)]