161952280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{578401}}^1$

素因数の和:578419

約数の個数: 32

約数和(自身を含む): 416449440

約数和(自身を除く): 254497160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 578401, 1156802, 2313604, 2892005, 4048807, 4627208, 5784010, 8097614, 11568020, 16195228, 20244035, 23136040, 32390456, 40488070, 80976140, 161952280]

約数ペア:

[(1, 161952280), (2, 80976140), (4, 40488070), (5, 32390456), (7, 23136040), (8, 20244035), (10, 16195228), (14, 11568020), (20, 8097614), (28, 5784010), (35, 4627208), (40, 4048807), (56, 2892005), (70, 2313604), (140, 1156802), (280, 578401)]