257325660

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{158843}}^1$

素因数の和:158864

約数の個数: 60

約数和(自身を含む): 807245208

約数和(自身を除く): 549919548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 158843, 317686, 476529, 635372, 794215, 953058, 1429587, 1588430, 1906116, 2382645, 2859174, 3176860, 4288761, 4765290, 5718348, 7147935, 8577522, 9530580, 12866283, 14295870, 17155044, 21443805, 25732566, 28591740, 42887610, 51465132, 64331415, 85775220, 128662830, 257325660]

約数ペア:

[(1, 257325660), (2, 128662830), (3, 85775220), (4, 64331415), (5, 51465132), (6, 42887610), (9, 28591740), (10, 25732566), (12, 21443805), (15, 17155044), (18, 14295870), (20, 12866283), (27, 9530580), (30, 8577522), (36, 7147935), (45, 5718348), (54, 4765290), (60, 4288761), (81, 3176860), (90, 2859174), (108, 2382645), (135, 1906116), (162, 1588430), (180, 1429587), (270, 953058), (324, 794215), (405, 635372), (540, 476529), (810, 317686), (1620, 158843)]