331315880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1183271}}^1$

素因数の和:1183289

約数の個数: 32

約数和(自身を含む): 851955840

約数和(自身を除く): 520639960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1183271, 2366542, 4733084, 5916355, 8282897, 9466168, 11832710, 16565794, 23665420, 33131588, 41414485, 47330840, 66263176, 82828970, 165657940, 331315880]

約数ペア:

[(1, 331315880), (2, 165657940), (4, 82828970), (5, 66263176), (7, 47330840), (8, 41414485), (10, 33131588), (14, 23665420), (20, 16565794), (28, 11832710), (35, 9466168), (40, 8282897), (56, 5916355), (70, 4733084), (140, 2366542), (280, 1183271)]