8143020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2381}}^1$

素因数の和:2415

約数の個数: 72

約数和(自身を含む): 26011440

約数和(自身を除く): 17868420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 2381, 3420, 4762, 7143, 9524, 11905, 14286, 21429, 23810, 28572, 35715, 42858, 45239, 47620, 71430, 85716, 90478, 107145, 135717, 142860, 180956, 214290, 226195, 271434, 407151, 428580, 452390, 542868, 678585, 814302, 904780, 1357170, 1628604, 2035755, 2714340, 4071510, 8143020]

約数ペア:

[(1, 8143020), (2, 4071510), (3, 2714340), (4, 2035755), (5, 1628604), (6, 1357170), (9, 904780), (10, 814302), (12, 678585), (15, 542868), (18, 452390), (19, 428580), (20, 407151), (30, 271434), (36, 226195), (38, 214290), (45, 180956), (57, 142860), (60, 135717), (76, 107145), (90, 90478), (95, 85716), (114, 71430), (171, 47620), (180, 45239), (190, 42858), (228, 35715), (285, 28572), (342, 23810), (380, 21429), (570, 14286), (684, 11905), (855, 9524), (1140, 7143), (1710, 4762), (2381, 3420)]