154147280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{275263}}^1$

素因数の和:275283

約数の個数: 40

約数和(自身を含む): 409592832

約数和(自身を除く): 255445552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 275263, 550526, 1101052, 1376315, 1926841, 2202104, 2752630, 3853682, 4404208, 5505260, 7707364, 9634205, 11010520, 15414728, 19268410, 22021040, 30829456, 38536820, 77073640, 154147280]

約数ペア:

[(1, 154147280), (2, 77073640), (4, 38536820), (5, 30829456), (7, 22021040), (8, 19268410), (10, 15414728), (14, 11010520), (16, 9634205), (20, 7707364), (28, 5505260), (35, 4404208), (40, 3853682), (56, 2752630), (70, 2202104), (80, 1926841), (112, 1376315), (140, 1101052), (280, 550526), (560, 275263)]