87920460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{16843}}^1$

素因数の和:16887

約数の個数: 72

約数和(自身を含む): 275904720

約数和(自身を除く): 187984260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 16843, 33686, 50529, 67372, 84215, 101058, 151587, 168430, 202116, 252645, 303174, 336860, 488447, 505290, 606348, 757935, 976894, 1010580, 1465341, 1515870, 1953788, 2442235, 2930682, 3031740, 4396023, 4884470, 5861364, 7326705, 8792046, 9768940, 14653410, 17584092, 21980115, 29306820, 43960230, 87920460]

約数ペア:

[(1, 87920460), (2, 43960230), (3, 29306820), (4, 21980115), (5, 17584092), (6, 14653410), (9, 9768940), (10, 8792046), (12, 7326705), (15, 5861364), (18, 4884470), (20, 4396023), (29, 3031740), (30, 2930682), (36, 2442235), (45, 1953788), (58, 1515870), (60, 1465341), (87, 1010580), (90, 976894), (116, 757935), (145, 606348), (174, 505290), (180, 488447), (261, 336860), (290, 303174), (348, 252645), (435, 202116), (522, 168430), (580, 151587), (870, 101058), (1044, 84215), (1305, 67372), (1740, 50529), (2610, 33686), (5220, 16843)]