123735009020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1283}}^1\times {\mathrm{688871}}^1$

素因数の和:690170

約数の個数: 48

約数和(自身を含む): 297195913728

約数和(自身を除く): 173460904708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1283, 2566, 5132, 6415, 8981, 12830, 17962, 25660, 35924, 44905, 89810, 179620, 688871, 1377742, 2755484, 3444355, 4822097, 6888710, 9644194, 13777420, 19288388, 24110485, 48220970, 96441940, 883821493, 1767642986, 3535285972, 4419107465, 6186750451, 8838214930, 12373500902, 17676429860, 24747001804, 30933752255, 61867504510, 123735009020]

約数ペア:

[(1, 123735009020), (2, 61867504510), (4, 30933752255), (5, 24747001804), (7, 17676429860), (10, 12373500902), (14, 8838214930), (20, 6186750451), (28, 4419107465), (35, 3535285972), (70, 1767642986), (140, 883821493), (1283, 96441940), (2566, 48220970), (5132, 24110485), (6415, 19288388), (8981, 13777420), (12830, 9644194), (17962, 6888710), (25660, 4822097), (35924, 3444355), (44905, 2755484), (89810, 1377742), (179620, 688871)]