261506040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2179217}}^1$

素因数の和:2179231

約数の個数: 32

約数和(自身を含む): 784518480

約数和(自身を除く): 523012440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2179217, 4358434, 6537651, 8716868, 10896085, 13075302, 17433736, 21792170, 26150604, 32688255, 43584340, 52301208, 65376510, 87168680, 130753020, 261506040]

約数ペア:

[(1, 261506040), (2, 130753020), (3, 87168680), (4, 65376510), (5, 52301208), (6, 43584340), (8, 32688255), (10, 26150604), (12, 21792170), (15, 17433736), (20, 13075302), (24, 10896085), (30, 8716868), (40, 6537651), (60, 4358434), (120, 2179217)]