856513620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{80651}}^1$

素因数の和:80725

約数の個数: 72

約数和(自身を含む): 2642159520

約数和(自身を除く): 1785645900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 2124, 2655, 3540, 5310, 10620, 80651, 161302, 241953, 322604, 403255, 483906, 725859, 806510, 967812, 1209765, 1451718, 1613020, 2419530, 2903436, 3629295, 4758409, 4839060, 7258590, 9516818, 14275227, 14517180, 19033636, 23792045, 28550454, 42825681, 47584090, 57100908, 71376135, 85651362, 95168180, 142752270, 171302724, 214128405, 285504540, 428256810, 856513620]

約数ペア:

[(1, 856513620), (2, 428256810), (3, 285504540), (4, 214128405), (5, 171302724), (6, 142752270), (9, 95168180), (10, 85651362), (12, 71376135), (15, 57100908), (18, 47584090), (20, 42825681), (30, 28550454), (36, 23792045), (45, 19033636), (59, 14517180), (60, 14275227), (90, 9516818), (118, 7258590), (177, 4839060), (180, 4758409), (236, 3629295), (295, 2903436), (354, 2419530), (531, 1613020), (590, 1451718), (708, 1209765), (885, 967812), (1062, 806510), (1180, 725859), (1770, 483906), (2124, 403255), (2655, 322604), (3540, 241953), (5310, 161302), (10620, 80651)]