285680820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{110729}}^1$

素因数の和:110784

約数の個数: 48

約数和(自身を含む): 818516160

約数和(自身を除く): 532835340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 110729, 221458, 332187, 442916, 553645, 664374, 1107290, 1328748, 1660935, 2214580, 3321870, 4761347, 6643740, 9522694, 14284041, 19045388, 23806735, 28568082, 47613470, 57136164, 71420205, 95226940, 142840410, 285680820]

約数ペア:

[(1, 285680820), (2, 142840410), (3, 95226940), (4, 71420205), (5, 57136164), (6, 47613470), (10, 28568082), (12, 23806735), (15, 19045388), (20, 14284041), (30, 9522694), (43, 6643740), (60, 4761347), (86, 3321870), (129, 2214580), (172, 1660935), (215, 1328748), (258, 1107290), (430, 664374), (516, 553645), (645, 442916), (860, 332187), (1290, 221458), (2580, 110729)]