144552620

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1\times {\mathrm{479}}^1$

素因数の和:758

約数の個数: 48

約数和(自身を含む): 309657600

約数和(自身を除く): 165104980

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 191, 316, 382, 395, 479, 764, 790, 955, 958, 1580, 1910, 1916, 2395, 3820, 4790, 9580, 15089, 30178, 37841, 60356, 75445, 75682, 91489, 150890, 151364, 182978, 189205, 301780, 365956, 378410, 457445, 756820, 914890, 1829780, 7227631, 14455262, 28910524, 36138155, 72276310, 144552620]

約数ペア:

[(1, 144552620), (2, 72276310), (4, 36138155), (5, 28910524), (10, 14455262), (20, 7227631), (79, 1829780), (158, 914890), (191, 756820), (316, 457445), (382, 378410), (395, 365956), (479, 301780), (764, 189205), (790, 182978), (955, 151364), (958, 150890), (1580, 91489), (1910, 75682), (1916, 75445), (2395, 60356), (3820, 37841), (4790, 30178), (9580, 15089)]