12128580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1567}}^1$

素因数の和:1625

約数の個数: 72

約数和(自身を含む): 37669632

約数和(自身を除く): 25541052

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1567, 1935, 2580, 3134, 3870, 4701, 6268, 7740, 7835, 9402, 14103, 15670, 18804, 23505, 28206, 31340, 47010, 56412, 67381, 70515, 94020, 134762, 141030, 202143, 269524, 282060, 336905, 404286, 606429, 673810, 808572, 1010715, 1212858, 1347620, 2021430, 2425716, 3032145, 4042860, 6064290, 12128580]

約数ペア:

[(1, 12128580), (2, 6064290), (3, 4042860), (4, 3032145), (5, 2425716), (6, 2021430), (9, 1347620), (10, 1212858), (12, 1010715), (15, 808572), (18, 673810), (20, 606429), (30, 404286), (36, 336905), (43, 282060), (45, 269524), (60, 202143), (86, 141030), (90, 134762), (129, 94020), (172, 70515), (180, 67381), (215, 56412), (258, 47010), (387, 31340), (430, 28206), (516, 23505), (645, 18804), (774, 15670), (860, 14103), (1290, 9402), (1548, 7835), (1567, 7740), (1935, 6268), (2580, 4701), (3134, 3870)]