128517360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{535489}}^1$

素因数の和:535505

約数の個数: 40

約数和(自身を含む): 398404560

約数和(自身を除く): 269887200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 535489, 1070978, 1606467, 2141956, 2677445, 3212934, 4283912, 5354890, 6425868, 8032335, 8567824, 10709780, 12851736, 16064670, 21419560, 25703472, 32129340, 42839120, 64258680, 128517360]

約数ペア:

[(1, 128517360), (2, 64258680), (3, 42839120), (4, 32129340), (5, 25703472), (6, 21419560), (8, 16064670), (10, 12851736), (12, 10709780), (15, 8567824), (16, 8032335), (20, 6425868), (24, 5354890), (30, 4283912), (40, 3212934), (48, 2677445), (60, 2141956), (80, 1606467), (120, 1070978), (240, 535489)]