256707216

素因数分解:

$2^4\times 3^2\times {\mathrm{1782689}}^1$

素因数の和:1782703

約数の個数: 30

約数和(自身を含む): 718424070

約数和(自身を除く): 461716854

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1782689, 3565378, 5348067, 7130756, 10696134, 14261512, 16044201, 21392268, 28523024, 32088402, 42784536, 64176804, 85569072, 128353608, 256707216]

約数ペア:

[(1, 256707216), (2, 128353608), (3, 85569072), (4, 64176804), (6, 42784536), (8, 32088402), (9, 28523024), (12, 21392268), (16, 16044201), (18, 14261512), (24, 10696134), (36, 7130756), (48, 5348067), (72, 3565378), (144, 1782689)]