217447740

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{134227}}^1$

素因数の和:134248

約数の個数: 60

約数和(自身を含む): 682146696

約数和(自身を除く): 464698956

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, 134227, 268454, 402681, 536908, 671135, 805362, 1208043, 1342270, 1610724, 2013405, 2416086, 2684540, 3624129, 4026810, 4832172, 6040215, 7248258, 8053620, 10872387, 12080430, 14496516, 18120645, 21744774, 24160860, 36241290, 43489548, 54361935, 72482580, 108723870, 217447740]

約数ペア:

[(1, 217447740), (2, 108723870), (3, 72482580), (4, 54361935), (5, 43489548), (6, 36241290), (9, 24160860), (10, 21744774), (12, 18120645), (15, 14496516), (18, 12080430), (20, 10872387), (27, 8053620), (30, 7248258), (36, 6040215), (45, 4832172), (54, 4026810), (60, 3624129), (81, 2684540), (90, 2416086), (108, 2013405), (135, 1610724), (162, 1342270), (180, 1208043), (270, 805362), (324, 671135), (405, 536908), (540, 402681), (810, 268454), (1620, 134227)]