78552180

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{2309}}^1$

素因数の和:2340

約数の個数: 144

約数和(自身を含む): 282522240

約数和(自身を除く): 203970060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 243, 252, 270, 315, 324, 378, 405, 420, 486, 540, 567, 630, 756, 810, 945, 972, 1134, 1215, 1260, 1620, 1701, 1890, 2268, 2309, 2430, 2835, 3402, 3780, 4618, 4860, 5670, 6804, 6927, 8505, 9236, 11340, 11545, 13854, 16163, 17010, 20781, 23090, 27708, 32326, 34020, 34635, 41562, 46180, 48489, 62343, 64652, 69270, 80815, 83124, 96978, 103905, 124686, 138540, 145467, 161630, 187029, 193956, 207810, 242445, 249372, 290934, 311715, 323260, 374058, 415620, 436401, 484890, 561087, 581868, 623430, 727335, 748116, 872802, 935145, 969780, 1122174, 1246860, 1309203, 1454670, 1745604, 1870290, 2182005, 2244348, 2618406, 2805435, 2909340, 3740580, 3927609, 4364010, 5236812, 5610870, 6546015, 7855218, 8728020, 11221740, 13092030, 15710436, 19638045, 26184060, 39276090, 78552180]

約数ペア:

[(1, 78552180), (2, 39276090), (3, 26184060), (4, 19638045), (5, 15710436), (6, 13092030), (7, 11221740), (9, 8728020), (10, 7855218), (12, 6546015), (14, 5610870), (15, 5236812), (18, 4364010), (20, 3927609), (21, 3740580), (27, 2909340), (28, 2805435), (30, 2618406), (35, 2244348), (36, 2182005), (42, 1870290), (45, 1745604), (54, 1454670), (60, 1309203), (63, 1246860), (70, 1122174), (81, 969780), (84, 935145), (90, 872802), (105, 748116), (108, 727335), (126, 623430), (135, 581868), (140, 561087), (162, 484890), (180, 436401), (189, 415620), (210, 374058), (243, 323260), (252, 311715), (270, 290934), (315, 249372), (324, 242445), (378, 207810), (405, 193956), (420, 187029), (486, 161630), (540, 145467), (567, 138540), (630, 124686), (756, 103905), (810, 96978), (945, 83124), (972, 80815), (1134, 69270), (1215, 64652), (1260, 62343), (1620, 48489), (1701, 46180), (1890, 41562), (2268, 34635), (2309, 34020), (2430, 32326), (2835, 27708), (3402, 23090), (3780, 20781), (4618, 17010), (4860, 16163), (5670, 13854), (6804, 11545), (6927, 11340), (8505, 9236)]