56664540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7321}}^1$

素因数の和:7379

約数の個数: 72

約数和(自身を含む): 175903728

約数和(自身を除く): 119239188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7321, 7740, 14642, 21963, 29284, 36605, 43926, 65889, 73210, 87852, 109815, 131778, 146420, 219630, 263556, 314803, 329445, 439260, 629606, 658890, 944409, 1259212, 1317780, 1574015, 1888818, 2833227, 3148030, 3777636, 4722045, 5666454, 6296060, 9444090, 11332908, 14166135, 18888180, 28332270, 56664540]

約数ペア:

[(1, 56664540), (2, 28332270), (3, 18888180), (4, 14166135), (5, 11332908), (6, 9444090), (9, 6296060), (10, 5666454), (12, 4722045), (15, 3777636), (18, 3148030), (20, 2833227), (30, 1888818), (36, 1574015), (43, 1317780), (45, 1259212), (60, 944409), (86, 658890), (90, 629606), (129, 439260), (172, 329445), (180, 314803), (215, 263556), (258, 219630), (387, 146420), (430, 131778), (516, 109815), (645, 87852), (774, 73210), (860, 65889), (1290, 43926), (1548, 36605), (1935, 29284), (2580, 21963), (3870, 14642), (7321, 7740)]