129405481520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{231081217}}^1$

素因数の和:231081237

約数の個数: 40

約数和(自身を含む): 343848852384

約数和(自身を除く): 214443370864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 231081217, 462162434, 924324868, 1155406085, 1617568519, 1848649736, 2310812170, 3235137038, 3697299472, 4621624340, 6470274076, 8087842595, 9243248680, 12940548152, 16175685190, 18486497360, 25881096304, 32351370380, 64702740760, 129405481520]

約数ペア:

[(1, 129405481520), (2, 64702740760), (4, 32351370380), (5, 25881096304), (7, 18486497360), (8, 16175685190), (10, 12940548152), (14, 9243248680), (16, 8087842595), (20, 6470274076), (28, 4621624340), (35, 3697299472), (40, 3235137038), (56, 2310812170), (70, 1848649736), (80, 1617568519), (112, 1155406085), (140, 924324868), (280, 462162434), (560, 231081217)]