157029040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{280409}}^1$

素因数の和:280429

約数の個数: 40

約数和(自身を含む): 417250080

約数和(自身を除く): 260221040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 280409, 560818, 1121636, 1402045, 1962863, 2243272, 2804090, 3925726, 4486544, 5608180, 7851452, 9814315, 11216360, 15702904, 19628630, 22432720, 31405808, 39257260, 78514520, 157029040]

約数ペア:

[(1, 157029040), (2, 78514520), (4, 39257260), (5, 31405808), (7, 22432720), (8, 19628630), (10, 15702904), (14, 11216360), (16, 9814315), (20, 7851452), (28, 5608180), (35, 4486544), (40, 3925726), (56, 2804090), (70, 2243272), (80, 1962863), (112, 1402045), (140, 1121636), (280, 560818), (560, 280409)]