127645140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{303917}}^1$

素因数の和:303936

約数の個数: 48

約数和(自身を含む): 408465792

約数和(自身を除く): 280820652

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 303917, 607834, 911751, 1215668, 1519585, 1823502, 2127419, 3039170, 3647004, 4254838, 4558755, 6078340, 6382257, 8509676, 9117510, 10637095, 12764514, 18235020, 21274190, 25529028, 31911285, 42548380, 63822570, 127645140]

約数ペア:

[(1, 127645140), (2, 63822570), (3, 42548380), (4, 31911285), (5, 25529028), (6, 21274190), (7, 18235020), (10, 12764514), (12, 10637095), (14, 9117510), (15, 8509676), (20, 6382257), (21, 6078340), (28, 4558755), (30, 4254838), (35, 3647004), (42, 3039170), (60, 2127419), (70, 1823502), (84, 1519585), (105, 1215668), (140, 911751), (210, 607834), (420, 303917)]