261631620

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{5569}}^1$

素因数の和:5619

約数の個数: 120

約数和(自身を含む): 849202200

約数和(自身を除く): 587570580

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, 5569, 7830, 9396, 11138, 11745, 15660, 16707, 22276, 23490, 27845, 33414, 46980, 50121, 55690, 66828, 83535, 100242, 111380, 150363, 161501, 167070, 200484, 250605, 300726, 323002, 334140, 451089, 484503, 501210, 601452, 646004, 751815, 807505, 902178, 969006, 1002420, 1453509, 1503630, 1615010, 1804356, 1938012, 2255445, 2422515, 2907018, 3007260, 3230020, 4360527, 4510890, 4845030, 5814036, 7267545, 8721054, 9021780, 9690060, 13081581, 14535090, 17442108, 21802635, 26163162, 29070180, 43605270, 52326324, 65407905, 87210540, 130815810, 261631620]

約数ペア:

[(1, 261631620), (2, 130815810), (3, 87210540), (4, 65407905), (5, 52326324), (6, 43605270), (9, 29070180), (10, 26163162), (12, 21802635), (15, 17442108), (18, 14535090), (20, 13081581), (27, 9690060), (29, 9021780), (30, 8721054), (36, 7267545), (45, 5814036), (54, 4845030), (58, 4510890), (60, 4360527), (81, 3230020), (87, 3007260), (90, 2907018), (108, 2422515), (116, 2255445), (135, 1938012), (145, 1804356), (162, 1615010), (174, 1503630), (180, 1453509), (261, 1002420), (270, 969006), (290, 902178), (324, 807505), (348, 751815), (405, 646004), (435, 601452), (522, 501210), (540, 484503), (580, 451089), (783, 334140), (810, 323002), (870, 300726), (1044, 250605), (1305, 200484), (1566, 167070), (1620, 161501), (1740, 150363), (2349, 111380), (2610, 100242), (3132, 83535), (3915, 66828), (4698, 55690), (5220, 50121), (5569, 46980), (7830, 33414), (9396, 27845), (11138, 23490), (11745, 22276), (15660, 16707)]