150421820

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{31469}}^1$

素因数の和:31717

約数の個数: 24

約数和(自身を含む): 317217600

約数和(自身を除く): 166795780

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 31469, 62938, 125876, 157345, 314690, 629380, 7521091, 15042182, 30084364, 37605455, 75210910, 150421820]

約数ペア:

[(1, 150421820), (2, 75210910), (4, 37605455), (5, 30084364), (10, 15042182), (20, 7521091), (239, 629380), (478, 314690), (956, 157345), (1195, 125876), (2390, 62938), (4780, 31469)]