89051220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15959}}^1$

素因数の和:16005

約数の個数: 72

約数和(自身を含む): 278853120

約数和(自身を除く): 189801900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 15959, 31918, 47877, 63836, 79795, 95754, 143631, 159590, 191508, 239385, 287262, 319180, 478770, 494729, 574524, 718155, 957540, 989458, 1436310, 1484187, 1978916, 2473645, 2872620, 2968374, 4452561, 4947290, 5936748, 7420935, 8905122, 9894580, 14841870, 17810244, 22262805, 29683740, 44525610, 89051220]

約数ペア:

[(1, 89051220), (2, 44525610), (3, 29683740), (4, 22262805), (5, 17810244), (6, 14841870), (9, 9894580), (10, 8905122), (12, 7420935), (15, 5936748), (18, 4947290), (20, 4452561), (30, 2968374), (31, 2872620), (36, 2473645), (45, 1978916), (60, 1484187), (62, 1436310), (90, 989458), (93, 957540), (124, 718155), (155, 574524), (180, 494729), (186, 478770), (279, 319180), (310, 287262), (372, 239385), (465, 191508), (558, 159590), (620, 143631), (930, 95754), (1116, 79795), (1395, 63836), (1860, 47877), (2790, 31918), (5580, 15959)]