15042120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1217}}^1$

素因数の和:1334

約数の個数: 64

約数和(自身を含む): 45601920

約数和(自身を除く): 30559800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 206, 309, 412, 515, 618, 824, 1030, 1217, 1236, 1545, 2060, 2434, 2472, 3090, 3651, 4120, 4868, 6085, 6180, 7302, 9736, 12170, 12360, 14604, 18255, 24340, 29208, 36510, 48680, 73020, 125351, 146040, 250702, 376053, 501404, 626755, 752106, 1002808, 1253510, 1504212, 1880265, 2507020, 3008424, 3760530, 5014040, 7521060, 15042120]

約数ペア:

[(1, 15042120), (2, 7521060), (3, 5014040), (4, 3760530), (5, 3008424), (6, 2507020), (8, 1880265), (10, 1504212), (12, 1253510), (15, 1002808), (20, 752106), (24, 626755), (30, 501404), (40, 376053), (60, 250702), (103, 146040), (120, 125351), (206, 73020), (309, 48680), (412, 36510), (515, 29208), (618, 24340), (824, 18255), (1030, 14604), (1217, 12360), (1236, 12170), (1545, 9736), (2060, 7302), (2434, 6180), (2472, 6085), (3090, 4868), (3651, 4120)]