157152040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{206779}}^1$

素因数の和:206809

約数の個数: 32

約数和(自身を含む): 372204000

約数和(自身を除く): 215051960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 206779, 413558, 827116, 1033895, 1654232, 2067790, 3928801, 4135580, 7857602, 8271160, 15715204, 19644005, 31430408, 39288010, 78576020, 157152040]

約数ペア:

[(1, 157152040), (2, 78576020), (4, 39288010), (5, 31430408), (8, 19644005), (10, 15715204), (19, 8271160), (20, 7857602), (38, 4135580), (40, 3928801), (76, 2067790), (95, 1654232), (152, 1033895), (190, 827116), (380, 413558), (760, 206779)]