67305320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{359}}^1$

素因数の和:522

約数の個数: 64

約数和(自身を含む): 156816000

約数和(自身を除く): 89510680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 109, 172, 215, 218, 344, 359, 430, 436, 545, 718, 860, 872, 1090, 1436, 1720, 1795, 2180, 2872, 3590, 4360, 4687, 7180, 9374, 14360, 15437, 18748, 23435, 30874, 37496, 39131, 46870, 61748, 77185, 78262, 93740, 123496, 154370, 156524, 187480, 195655, 308740, 313048, 391310, 617480, 782620, 1565240, 1682633, 3365266, 6730532, 8413165, 13461064, 16826330, 33652660, 67305320]

約数ペア:

[(1, 67305320), (2, 33652660), (4, 16826330), (5, 13461064), (8, 8413165), (10, 6730532), (20, 3365266), (40, 1682633), (43, 1565240), (86, 782620), (109, 617480), (172, 391310), (215, 313048), (218, 308740), (344, 195655), (359, 187480), (430, 156524), (436, 154370), (545, 123496), (718, 93740), (860, 78262), (872, 77185), (1090, 61748), (1436, 46870), (1720, 39131), (1795, 37496), (2180, 30874), (2872, 23435), (3590, 18748), (4360, 15437), (4687, 14360), (7180, 9374)]