628639380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{13381}}^1$

素因数の和:13431

約数の個数: 120

約数和(自身を含む): 2040219720

約数和(自身を除く): 1411580340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 81, 87, 90, 108, 116, 135, 145, 162, 174, 180, 261, 270, 290, 324, 348, 405, 435, 522, 540, 580, 783, 810, 870, 1044, 1305, 1566, 1620, 1740, 2349, 2610, 3132, 3915, 4698, 5220, 7830, 9396, 11745, 13381, 15660, 23490, 26762, 40143, 46980, 53524, 66905, 80286, 120429, 133810, 160572, 200715, 240858, 267620, 361287, 388049, 401430, 481716, 602145, 722574, 776098, 802860, 1083861, 1164147, 1204290, 1445148, 1552196, 1806435, 1940245, 2167722, 2328294, 2408580, 3492441, 3612870, 3880490, 4335444, 4656588, 5419305, 5820735, 6984882, 7225740, 7760980, 10477323, 10838610, 11641470, 13969764, 17462205, 20954646, 21677220, 23282940, 31431969, 34924410, 41909292, 52386615, 62863938, 69848820, 104773230, 125727876, 157159845, 209546460, 314319690, 628639380]

約数ペア:

[(1, 628639380), (2, 314319690), (3, 209546460), (4, 157159845), (5, 125727876), (6, 104773230), (9, 69848820), (10, 62863938), (12, 52386615), (15, 41909292), (18, 34924410), (20, 31431969), (27, 23282940), (29, 21677220), (30, 20954646), (36, 17462205), (45, 13969764), (54, 11641470), (58, 10838610), (60, 10477323), (81, 7760980), (87, 7225740), (90, 6984882), (108, 5820735), (116, 5419305), (135, 4656588), (145, 4335444), (162, 3880490), (174, 3612870), (180, 3492441), (261, 2408580), (270, 2328294), (290, 2167722), (324, 1940245), (348, 1806435), (405, 1552196), (435, 1445148), (522, 1204290), (540, 1164147), (580, 1083861), (783, 802860), (810, 776098), (870, 722574), (1044, 602145), (1305, 481716), (1566, 401430), (1620, 388049), (1740, 361287), (2349, 267620), (2610, 240858), (3132, 200715), (3915, 160572), (4698, 133810), (5220, 120429), (7830, 80286), (9396, 66905), (11745, 53524), (13381, 46980), (15660, 40143), (23490, 26762)]