128097780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2134963}}^1$

素因数の和:2134975

約数の個数: 24

約数和(自身を含む): 358673952

約数和(自身を除く): 230576172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2134963, 4269926, 6404889, 8539852, 10674815, 12809778, 21349630, 25619556, 32024445, 42699260, 64048890, 128097780]

約数ペア:

[(1, 128097780), (2, 64048890), (3, 42699260), (4, 32024445), (5, 25619556), (6, 21349630), (10, 12809778), (12, 10674815), (15, 8539852), (20, 6404889), (30, 4269926), (60, 2134963)]