217666440

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{67181}}^1$

素因数の和:67204

約数の個数: 80

約数和(自身を含む): 731611980

約数和(自身を除く): 513945540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 67181, 134362, 201543, 268724, 335905, 403086, 537448, 604629, 671810, 806172, 1007715, 1209258, 1343620, 1612344, 1813887, 2015430, 2418516, 2687240, 3023145, 3627774, 4030860, 4837032, 5441661, 6046290, 7255548, 8061720, 9069435, 10883322, 12092580, 14511096, 18138870, 21766644, 24185160, 27208305, 36277740, 43533288, 54416610, 72555480, 108833220, 217666440]

約数ペア:

[(1, 217666440), (2, 108833220), (3, 72555480), (4, 54416610), (5, 43533288), (6, 36277740), (8, 27208305), (9, 24185160), (10, 21766644), (12, 18138870), (15, 14511096), (18, 12092580), (20, 10883322), (24, 9069435), (27, 8061720), (30, 7255548), (36, 6046290), (40, 5441661), (45, 4837032), (54, 4030860), (60, 3627774), (72, 3023145), (81, 2687240), (90, 2418516), (108, 2015430), (120, 1813887), (135, 1612344), (162, 1343620), (180, 1209258), (216, 1007715), (270, 806172), (324, 671810), (360, 604629), (405, 537448), (540, 403086), (648, 335905), (810, 268724), (1080, 201543), (1620, 134362), (3240, 67181)]