15387540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{36637}}^1$

素因数の和:36656

約数の個数: 48

約数和(自身を含む): 49241472

約数和(自身を除く): 33853932

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, 36637, 73274, 109911, 146548, 183185, 219822, 256459, 366370, 439644, 512918, 549555, 732740, 769377, 1025836, 1099110, 1282295, 1538754, 2198220, 2564590, 3077508, 3846885, 5129180, 7693770, 15387540]

約数ペア:

[(1, 15387540), (2, 7693770), (3, 5129180), (4, 3846885), (5, 3077508), (6, 2564590), (7, 2198220), (10, 1538754), (12, 1282295), (14, 1099110), (15, 1025836), (20, 769377), (21, 732740), (28, 549555), (30, 512918), (35, 439644), (42, 366370), (60, 256459), (70, 219822), (84, 183185), (105, 146548), (140, 109911), (210, 73274), (420, 36637)]