206978160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{862409}}^1$

素因数の和:862425

約数の個数: 40

約数和(自身を含む): 641633040

約数和(自身を除く): 434654880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 862409, 1724818, 2587227, 3449636, 4312045, 5174454, 6899272, 8624090, 10348908, 12936135, 13798544, 17248180, 20697816, 25872270, 34496360, 41395632, 51744540, 68992720, 103489080, 206978160]

約数ペア:

[(1, 206978160), (2, 103489080), (3, 68992720), (4, 51744540), (5, 41395632), (6, 34496360), (8, 25872270), (10, 20697816), (12, 17248180), (15, 13798544), (16, 12936135), (20, 10348908), (24, 8624090), (30, 6899272), (40, 5174454), (48, 4312045), (60, 3449636), (80, 2587227), (120, 1724818), (240, 862409)]