51280140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{7841}}^1$

素因数の和:7962

約数の個数: 48

約数和(自身を含む): 144920160

約数和(自身を除く): 93640020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 436, 545, 654, 1090, 1308, 1635, 2180, 3270, 6540, 7841, 15682, 23523, 31364, 39205, 47046, 78410, 94092, 117615, 156820, 235230, 470460, 854669, 1709338, 2564007, 3418676, 4273345, 5128014, 8546690, 10256028, 12820035, 17093380, 25640070, 51280140]

約数ペア:

[(1, 51280140), (2, 25640070), (3, 17093380), (4, 12820035), (5, 10256028), (6, 8546690), (10, 5128014), (12, 4273345), (15, 3418676), (20, 2564007), (30, 1709338), (60, 854669), (109, 470460), (218, 235230), (327, 156820), (436, 117615), (545, 94092), (654, 78410), (1090, 47046), (1308, 39205), (1635, 31364), (2180, 23523), (3270, 15682), (6540, 7841)]