205186980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{8123}}^1$

素因数の和:8556

約数の個数: 48

約数和(自身を含む): 575959104

約数和(自身を除く): 370772124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 421, 842, 1263, 1684, 2105, 2526, 4210, 5052, 6315, 8123, 8420, 12630, 16246, 24369, 25260, 32492, 40615, 48738, 81230, 97476, 121845, 162460, 243690, 487380, 3419783, 6839566, 10259349, 13679132, 17098915, 20518698, 34197830, 41037396, 51296745, 68395660, 102593490, 205186980]

約数ペア:

[(1, 205186980), (2, 102593490), (3, 68395660), (4, 51296745), (5, 41037396), (6, 34197830), (10, 20518698), (12, 17098915), (15, 13679132), (20, 10259349), (30, 6839566), (60, 3419783), (421, 487380), (842, 243690), (1263, 162460), (1684, 121845), (2105, 97476), (2526, 81230), (4210, 48738), (5052, 40615), (6315, 32492), (8123, 25260), (8420, 24369), (12630, 16246)]