80538960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{335579}}^1$

素因数の和:335595

約数の個数: 40

約数和(自身を含む): 249671520

約数和(自身を除く): 169132560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 335579, 671158, 1006737, 1342316, 1677895, 2013474, 2684632, 3355790, 4026948, 5033685, 5369264, 6711580, 8053896, 10067370, 13423160, 16107792, 20134740, 26846320, 40269480, 80538960]

約数ペア:

[(1, 80538960), (2, 40269480), (3, 26846320), (4, 20134740), (5, 16107792), (6, 13423160), (8, 10067370), (10, 8053896), (12, 6711580), (15, 5369264), (16, 5033685), (20, 4026948), (24, 3355790), (30, 2684632), (40, 2013474), (48, 1677895), (60, 1342316), (80, 1006737), (120, 671158), (240, 335579)]