138877140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2314619}}^1$

素因数の和:2314631

約数の個数: 24

約数和(自身を含む): 388856160

約数和(自身を除く): 249979020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2314619, 4629238, 6943857, 9258476, 11573095, 13887714, 23146190, 27775428, 34719285, 46292380, 69438570, 138877140]

約数ペア:

[(1, 138877140), (2, 69438570), (3, 46292380), (4, 34719285), (5, 27775428), (6, 23146190), (10, 13887714), (12, 11573095), (15, 9258476), (20, 6943857), (30, 4629238), (60, 2314619)]