8712120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{919}}^1$

素因数の和:1012

約数の個数: 64

約数和(自身を含む): 26496000

約数和(自身を除く): 17783880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 919, 948, 1185, 1580, 1838, 1896, 2370, 2757, 3160, 3676, 4595, 4740, 5514, 7352, 9190, 9480, 11028, 13785, 18380, 22056, 27570, 36760, 55140, 72601, 110280, 145202, 217803, 290404, 363005, 435606, 580808, 726010, 871212, 1089015, 1452020, 1742424, 2178030, 2904040, 4356060, 8712120]

約数ペア:

[(1, 8712120), (2, 4356060), (3, 2904040), (4, 2178030), (5, 1742424), (6, 1452020), (8, 1089015), (10, 871212), (12, 726010), (15, 580808), (20, 435606), (24, 363005), (30, 290404), (40, 217803), (60, 145202), (79, 110280), (120, 72601), (158, 55140), (237, 36760), (316, 27570), (395, 22056), (474, 18380), (632, 13785), (790, 11028), (919, 9480), (948, 9190), (1185, 7352), (1580, 5514), (1838, 4740), (1896, 4595), (2370, 3676), (2757, 3160)]