40320735

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 80424960

約数和(自身を除く): 40104225

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 109, 195, 271, 273, 327, 455, 545, 763, 813, 1355, 1365, 1417, 1635, 1897, 2289, 3523, 3815, 4065, 4251, 5691, 7085, 9485, 9919, 10569, 11445, 17615, 21255, 24661, 28455, 29539, 29757, 49595, 52845, 73983, 88617, 123305, 147695, 148785, 206773, 369915, 384007, 443085, 620319, 1033865, 1152021, 1920035, 2688049, 3101595, 5760105, 8064147, 13440245, 40320735]

約数ペア:

[(1, 40320735), (3, 13440245), (5, 8064147), (7, 5760105), (13, 3101595), (15, 2688049), (21, 1920035), (35, 1152021), (39, 1033865), (65, 620319), (91, 443085), (105, 384007), (109, 369915), (195, 206773), (271, 148785), (273, 147695), (327, 123305), (455, 88617), (545, 73983), (763, 52845), (813, 49595), (1355, 29757), (1365, 29539), (1417, 28455), (1635, 24661), (1897, 21255), (2289, 17615), (3523, 11445), (3815, 10569), (4065, 9919), (4251, 9485), (5691, 7085)]