68279960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{243857}}^1$

素因数の和:243875

約数の個数: 32

約数和(自身を含む): 175577760

約数和(自身を除く): 107297800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 243857, 487714, 975428, 1219285, 1706999, 1950856, 2438570, 3413998, 4877140, 6827996, 8534995, 9754280, 13655992, 17069990, 34139980, 68279960]

約数ペア:

[(1, 68279960), (2, 34139980), (4, 17069990), (5, 13655992), (7, 9754280), (8, 8534995), (10, 6827996), (14, 4877140), (20, 3413998), (28, 2438570), (35, 1950856), (40, 1706999), (56, 1219285), (70, 975428), (140, 487714), (280, 243857)]