218271870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{56401}}^1$

素因数の和:56457

約数の個数: 48

約数和(自身を含む): 580714992

約数和(自身を除く): 362443122

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 56401, 112802, 169203, 282005, 338406, 507609, 564010, 846015, 1015218, 1692030, 2425243, 2538045, 4850486, 5076090, 7275729, 12126215, 14551458, 21827187, 24252430, 36378645, 43654374, 72757290, 109135935, 218271870]

約数ペア:

[(1, 218271870), (2, 109135935), (3, 72757290), (5, 43654374), (6, 36378645), (9, 24252430), (10, 21827187), (15, 14551458), (18, 12126215), (30, 7275729), (43, 5076090), (45, 4850486), (86, 2538045), (90, 2425243), (129, 1692030), (215, 1015218), (258, 846015), (387, 564010), (430, 507609), (645, 338406), (774, 282005), (1290, 169203), (1935, 112802), (3870, 56401)]