8665740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1553}}^1$

素因数の和:1599

約数の個数: 72

約数和(自身を含む): 27151488

約数和(自身を除く): 18485748

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, 1553, 1860, 2790, 3106, 4659, 5580, 6212, 7765, 9318, 13977, 15530, 18636, 23295, 27954, 31060, 46590, 48143, 55908, 69885, 93180, 96286, 139770, 144429, 192572, 240715, 279540, 288858, 433287, 481430, 577716, 722145, 866574, 962860, 1444290, 1733148, 2166435, 2888580, 4332870, 8665740]

約数ペア:

[(1, 8665740), (2, 4332870), (3, 2888580), (4, 2166435), (5, 1733148), (6, 1444290), (9, 962860), (10, 866574), (12, 722145), (15, 577716), (18, 481430), (20, 433287), (30, 288858), (31, 279540), (36, 240715), (45, 192572), (60, 144429), (62, 139770), (90, 96286), (93, 93180), (124, 69885), (155, 55908), (180, 48143), (186, 46590), (279, 31060), (310, 27954), (372, 23295), (465, 18636), (558, 15530), (620, 13977), (930, 9318), (1116, 7765), (1395, 6212), (1553, 5580), (1860, 4659), (2790, 3106)]