8999220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1181}}^1$

素因数の和:1320

約数の個数: 48

約数和(自身を含む): 25417728

約数和(自身を除く): 16418508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 127, 254, 381, 508, 635, 762, 1181, 1270, 1524, 1905, 2362, 2540, 3543, 3810, 4724, 5905, 7086, 7620, 11810, 14172, 17715, 23620, 35430, 70860, 149987, 299974, 449961, 599948, 749935, 899922, 1499870, 1799844, 2249805, 2999740, 4499610, 8999220]

約数ペア:

[(1, 8999220), (2, 4499610), (3, 2999740), (4, 2249805), (5, 1799844), (6, 1499870), (10, 899922), (12, 749935), (15, 599948), (20, 449961), (30, 299974), (60, 149987), (127, 70860), (254, 35430), (381, 23620), (508, 17715), (635, 14172), (762, 11810), (1181, 7620), (1270, 7086), (1524, 5905), (1905, 4724), (2362, 3810), (2540, 3543)]