320745611012

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{63841}}^1\times {\mathrm{66107}}^1$

素因数の和:129971

約数の個数: 24

約数和(自身を含む): 590865371040

約数和(自身を除く): 270119760028

約数列:

[1, 2, 4, 19, 38, 76, 63841, 66107, 127682, 132214, 255364, 264428, 1212979, 1256033, 2425958, 2512066, 4851916, 5024132, 4220336987, 8440673974, 16881347948, 80186402753, 160372805506, 320745611012]

約数ペア:

[(1, 320745611012), (2, 160372805506), (4, 80186402753), (19, 16881347948), (38, 8440673974), (76, 4220336987), (63841, 5024132), (66107, 4851916), (127682, 2512066), (132214, 2425958), (255364, 1256033), (264428, 1212979)]