77921460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{144299}}^1$

素因数の和:144317

約数の個数: 48

約数和(自身を含む): 242424000

約数和(自身を除く): 164502540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 144299, 288598, 432897, 577196, 721495, 865794, 1298691, 1442990, 1731588, 2164485, 2597382, 2885980, 3896073, 4328970, 5194764, 6493455, 7792146, 8657940, 12986910, 15584292, 19480365, 25973820, 38960730, 77921460]

約数ペア:

[(1, 77921460), (2, 38960730), (3, 25973820), (4, 19480365), (5, 15584292), (6, 12986910), (9, 8657940), (10, 7792146), (12, 6493455), (15, 5194764), (18, 4328970), (20, 3896073), (27, 2885980), (30, 2597382), (36, 2164485), (45, 1731588), (54, 1442990), (60, 1298691), (90, 865794), (108, 721495), (135, 577196), (180, 432897), (270, 288598), (540, 144299)]