169990860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{217937}}^1$

素因数の和:217962

約数の個数: 48

約数和(自身を含む): 512590176

約数和(自身を除く): 342599316

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 217937, 435874, 653811, 871748, 1089685, 1307622, 2179370, 2615244, 2833181, 3269055, 4358740, 5666362, 6538110, 8499543, 11332724, 13076220, 14165905, 16999086, 28331810, 33998172, 42497715, 56663620, 84995430, 169990860]

約数ペア:

[(1, 169990860), (2, 84995430), (3, 56663620), (4, 42497715), (5, 33998172), (6, 28331810), (10, 16999086), (12, 14165905), (13, 13076220), (15, 11332724), (20, 8499543), (26, 6538110), (30, 5666362), (39, 4358740), (52, 3269055), (60, 2833181), (65, 2615244), (78, 2179370), (130, 1307622), (156, 1089685), (195, 871748), (260, 653811), (390, 435874), (780, 217937)]