168984660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{216647}}^1$

素因数の和:216672

約数の個数: 48

約数和(自身を含む): 509556096

約数和(自身を除く): 340571436

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, 216647, 433294, 649941, 866588, 1083235, 1299882, 2166470, 2599764, 2816411, 3249705, 4332940, 5632822, 6499410, 8449233, 11265644, 12998820, 14082055, 16898466, 28164110, 33796932, 42246165, 56328220, 84492330, 168984660]

約数ペア:

[(1, 168984660), (2, 84492330), (3, 56328220), (4, 42246165), (5, 33796932), (6, 28164110), (10, 16898466), (12, 14082055), (13, 12998820), (15, 11265644), (20, 8449233), (26, 6499410), (30, 5632822), (39, 4332940), (52, 3249705), (60, 2816411), (65, 2599764), (78, 2166470), (130, 1299882), (156, 1083235), (195, 866588), (260, 649941), (390, 433294), (780, 216647)]