268286220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1490479}}^1$

素因数の和:1490494

約数の個数: 36

約数和(自身を含む): 813802080

約数和(自身を除く): 545515860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1490479, 2980958, 4471437, 5961916, 7452395, 8942874, 13414311, 14904790, 17885748, 22357185, 26828622, 29809580, 44714370, 53657244, 67071555, 89428740, 134143110, 268286220]

約数ペア:

[(1, 268286220), (2, 134143110), (3, 89428740), (4, 67071555), (5, 53657244), (6, 44714370), (9, 29809580), (10, 26828622), (12, 22357185), (15, 17885748), (18, 14904790), (20, 13414311), (30, 8942874), (36, 7452395), (45, 5961916), (60, 4471437), (90, 2980958), (180, 1490479)]