121357160

素因数分解:

$2^3\times 5^1\times {\mathrm{439}}^1\times {\mathrm{6911}}^1$

素因数の和:7361

約数の個数: 32

約数和(自身を含む): 273715200

約数和(自身を除く): 152358040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 439, 878, 1756, 2195, 3512, 4390, 6911, 8780, 13822, 17560, 27644, 34555, 55288, 69110, 138220, 276440, 3033929, 6067858, 12135716, 15169645, 24271432, 30339290, 60678580, 121357160]

約数ペア:

[(1, 121357160), (2, 60678580), (4, 30339290), (5, 24271432), (8, 15169645), (10, 12135716), (20, 6067858), (40, 3033929), (439, 276440), (878, 138220), (1756, 69110), (2195, 55288), (3512, 34555), (4390, 27644), (6911, 17560), (8780, 13822)]