639540504

素因数分解:

$2^3\times 3^2\times {\mathrm{127}}^1\times {\mathrm{69941}}^1$

素因数の和:70080

約数の個数: 48

約数和(自身を含む): 1745752320

約数和(自身を除く): 1106211816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 127, 254, 381, 508, 762, 1016, 1143, 1524, 2286, 3048, 4572, 9144, 69941, 139882, 209823, 279764, 419646, 559528, 629469, 839292, 1258938, 1678584, 2517876, 5035752, 8882507, 17765014, 26647521, 35530028, 53295042, 71060056, 79942563, 106590084, 159885126, 213180168, 319770252, 639540504]

約数ペア:

[(1, 639540504), (2, 319770252), (3, 213180168), (4, 159885126), (6, 106590084), (8, 79942563), (9, 71060056), (12, 53295042), (18, 35530028), (24, 26647521), (36, 17765014), (72, 8882507), (127, 5035752), (254, 2517876), (381, 1678584), (508, 1258938), (762, 839292), (1016, 629469), (1143, 559528), (1524, 419646), (2286, 279764), (3048, 209823), (4572, 139882), (9144, 69941)]