61578960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{256579}}^1$

素因数の和:256595

約数の個数: 40

約数和(自身を含む): 190895520

約数和(自身を除く): 129316560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 256579, 513158, 769737, 1026316, 1282895, 1539474, 2052632, 2565790, 3078948, 3848685, 4105264, 5131580, 6157896, 7697370, 10263160, 12315792, 15394740, 20526320, 30789480, 61578960]

約数ペア:

[(1, 61578960), (2, 30789480), (3, 20526320), (4, 15394740), (5, 12315792), (6, 10263160), (8, 7697370), (10, 6157896), (12, 5131580), (15, 4105264), (16, 3848685), (20, 3078948), (24, 2565790), (30, 2052632), (40, 1539474), (48, 1282895), (60, 1026316), (80, 769737), (120, 513158), (240, 256579)]