221058960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{921079}}^1$

素因数の和:921095

約数の個数: 40

約数和(自身を含む): 685283520

約数和(自身を除く): 464224560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 921079, 1842158, 2763237, 3684316, 4605395, 5526474, 7368632, 9210790, 11052948, 13816185, 14737264, 18421580, 22105896, 27632370, 36843160, 44211792, 55264740, 73686320, 110529480, 221058960]

約数ペア:

[(1, 221058960), (2, 110529480), (3, 73686320), (4, 55264740), (5, 44211792), (6, 36843160), (8, 27632370), (10, 22105896), (12, 18421580), (15, 14737264), (16, 13816185), (20, 11052948), (24, 9210790), (30, 7368632), (40, 5526474), (48, 4605395), (60, 3684316), (80, 2763237), (120, 1842158), (240, 921079)]