51339060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1279}}^1$

素因数の和:1517

約数の個数: 72

約数和(自身を含む): 156549120

約数和(自身を除く): 105210060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 223, 446, 669, 892, 1115, 1279, 1338, 2007, 2230, 2558, 2676, 3345, 3837, 4014, 4460, 5116, 6395, 6690, 7674, 8028, 10035, 11511, 12790, 13380, 15348, 19185, 20070, 23022, 25580, 38370, 40140, 46044, 57555, 76740, 115110, 230220, 285217, 570434, 855651, 1140868, 1426085, 1711302, 2566953, 2852170, 3422604, 4278255, 5133906, 5704340, 8556510, 10267812, 12834765, 17113020, 25669530, 51339060]

約数ペア:

[(1, 51339060), (2, 25669530), (3, 17113020), (4, 12834765), (5, 10267812), (6, 8556510), (9, 5704340), (10, 5133906), (12, 4278255), (15, 3422604), (18, 2852170), (20, 2566953), (30, 1711302), (36, 1426085), (45, 1140868), (60, 855651), (90, 570434), (180, 285217), (223, 230220), (446, 115110), (669, 76740), (892, 57555), (1115, 46044), (1279, 40140), (1338, 38370), (2007, 25580), (2230, 23022), (2558, 20070), (2676, 19185), (3345, 15348), (3837, 13380), (4014, 12790), (4460, 11511), (5116, 10035), (6395, 8028), (6690, 7674)]