156617380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{1223}}^1$

素因数の和:1588

約数の個数: 48

約数和(自身を含む): 347518080

約数和(自身を除く): 190900700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 337, 380, 674, 1223, 1348, 1685, 2446, 3370, 4892, 6115, 6403, 6740, 12230, 12806, 23237, 24460, 25612, 32015, 46474, 64030, 92948, 116185, 128060, 232370, 412151, 464740, 824302, 1648604, 2060755, 4121510, 7830869, 8243020, 15661738, 31323476, 39154345, 78308690, 156617380]

約数ペア:

[(1, 156617380), (2, 78308690), (4, 39154345), (5, 31323476), (10, 15661738), (19, 8243020), (20, 7830869), (38, 4121510), (76, 2060755), (95, 1648604), (190, 824302), (337, 464740), (380, 412151), (674, 232370), (1223, 128060), (1348, 116185), (1685, 92948), (2446, 64030), (3370, 46474), (4892, 32015), (6115, 25612), (6403, 24460), (6740, 23237), (12230, 12806)]