321330280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{422803}}^1$

素因数の和:422833

約数の個数: 32

約数和(自身を含む): 761047200

約数和(自身を除く): 439716920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 422803, 845606, 1691212, 2114015, 3382424, 4228030, 8033257, 8456060, 16066514, 16912120, 32133028, 40166285, 64266056, 80332570, 160665140, 321330280]

約数ペア:

[(1, 321330280), (2, 160665140), (4, 80332570), (5, 64266056), (8, 40166285), (10, 32133028), (19, 16912120), (20, 16066514), (38, 8456060), (40, 8033257), (76, 4228030), (95, 3382424), (152, 2114015), (190, 1691212), (380, 845606), (760, 422803)]