172609080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{205487}}^1$

素因数の和:205508

約数の個数: 64

約数和(自身を含む): 591805440

約数和(自身を除く): 419196360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 205487, 410974, 616461, 821948, 1027435, 1232922, 1438409, 1643896, 2054870, 2465844, 2876818, 3082305, 4109740, 4315227, 4931688, 5753636, 6164610, 7192045, 8219480, 8630454, 11507272, 12329220, 14384090, 17260908, 21576135, 24658440, 28768180, 34521816, 43152270, 57536360, 86304540, 172609080]

約数ペア:

[(1, 172609080), (2, 86304540), (3, 57536360), (4, 43152270), (5, 34521816), (6, 28768180), (7, 24658440), (8, 21576135), (10, 17260908), (12, 14384090), (14, 12329220), (15, 11507272), (20, 8630454), (21, 8219480), (24, 7192045), (28, 6164610), (30, 5753636), (35, 4931688), (40, 4315227), (42, 4109740), (56, 3082305), (60, 2876818), (70, 2465844), (84, 2054870), (105, 1643896), (120, 1438409), (140, 1232922), (168, 1027435), (210, 821948), (280, 616461), (420, 410974), (840, 205487)]