31289220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{57943}}^1$

素因数の和:57961

約数の個数: 48

約数和(自身を含む): 97345920

約数和(自身を除く): 66056700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 57943, 115886, 173829, 231772, 289715, 347658, 521487, 579430, 695316, 869145, 1042974, 1158860, 1564461, 1738290, 2085948, 2607435, 3128922, 3476580, 5214870, 6257844, 7822305, 10429740, 15644610, 31289220]

約数ペア:

[(1, 31289220), (2, 15644610), (3, 10429740), (4, 7822305), (5, 6257844), (6, 5214870), (9, 3476580), (10, 3128922), (12, 2607435), (15, 2085948), (18, 1738290), (20, 1564461), (27, 1158860), (30, 1042974), (36, 869145), (45, 695316), (54, 579430), (60, 521487), (90, 347658), (108, 289715), (135, 231772), (180, 173829), (270, 115886), (540, 57943)]