172012620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{220529}}^1$

素因数の和:220554

約数の個数: 48

約数和(自身を含む): 518686560

約数和(自身を除く): 346673940

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, 220529, 441058, 661587, 882116, 1102645, 1323174, 2205290, 2646348, 2866877, 3307935, 4410580, 5733754, 6615870, 8600631, 11467508, 13231740, 14334385, 17201262, 28668770, 34402524, 43003155, 57337540, 86006310, 172012620]

約数ペア:

[(1, 172012620), (2, 86006310), (3, 57337540), (4, 43003155), (5, 34402524), (6, 28668770), (10, 17201262), (12, 14334385), (13, 13231740), (15, 11467508), (20, 8600631), (26, 6615870), (30, 5733754), (39, 4410580), (52, 3307935), (60, 2866877), (65, 2646348), (78, 2205290), (130, 1323174), (156, 1102645), (195, 882116), (260, 661587), (390, 441058), (780, 220529)]