131389380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{729941}}^1$

素因数の和:729956

約数の個数: 36

約数和(自身を含む): 398548332

約数和(自身を除く): 267158952

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 729941, 1459882, 2189823, 2919764, 3649705, 4379646, 6569469, 7299410, 8759292, 10949115, 13138938, 14598820, 21898230, 26277876, 32847345, 43796460, 65694690, 131389380]

約数ペア:

[(1, 131389380), (2, 65694690), (3, 43796460), (4, 32847345), (5, 26277876), (6, 21898230), (9, 14598820), (10, 13138938), (12, 10949115), (15, 8759292), (18, 7299410), (20, 6569469), (30, 4379646), (36, 3649705), (45, 2919764), (60, 2189823), (90, 1459882), (180, 729941)]