201581040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{839921}}^1$

素因数の和:839937

約数の個数: 40

約数和(自身を含む): 624901968

約数和(自身を除く): 423320928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 839921, 1679842, 2519763, 3359684, 4199605, 5039526, 6719368, 8399210, 10079052, 12598815, 13438736, 16798420, 20158104, 25197630, 33596840, 40316208, 50395260, 67193680, 100790520, 201581040]

約数ペア:

[(1, 201581040), (2, 100790520), (3, 67193680), (4, 50395260), (5, 40316208), (6, 33596840), (8, 25197630), (10, 20158104), (12, 16798420), (15, 13438736), (16, 12598815), (20, 10079052), (24, 8399210), (30, 6719368), (40, 5039526), (48, 4199605), (60, 3359684), (80, 2519763), (120, 1679842), (240, 839921)]