40320345

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12163}}^1$

素因数の和:12201

約数の個数: 32

約数和(自身を含む): 73567872

約数和(自身を除く): 33247527

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 12163, 36489, 60815, 158119, 182445, 206771, 474357, 620313, 790595, 1033855, 2371785, 2688023, 3101565, 8064069, 13440115, 40320345]

約数ペア:

[(1, 40320345), (3, 13440115), (5, 8064069), (13, 3101565), (15, 2688023), (17, 2371785), (39, 1033855), (51, 790595), (65, 620313), (85, 474357), (195, 206771), (221, 182445), (255, 158119), (663, 60815), (1105, 36489), (3315, 12163)]