221562960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{923179}}^1$

素因数の和:923195

約数の個数: 40

約数和(自身を含む): 686845920

約数和(自身を除く): 465282960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 923179, 1846358, 2769537, 3692716, 4615895, 5539074, 7385432, 9231790, 11078148, 13847685, 14770864, 18463580, 22156296, 27695370, 36927160, 44312592, 55390740, 73854320, 110781480, 221562960]

約数ペア:

[(1, 221562960), (2, 110781480), (3, 73854320), (4, 55390740), (5, 44312592), (6, 36927160), (8, 27695370), (10, 22156296), (12, 18463580), (15, 14770864), (16, 13847685), (20, 11078148), (24, 9231790), (30, 7385432), (40, 5539074), (48, 4615895), (60, 3692716), (80, 2769537), (120, 1846358), (240, 923179)]