260580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 753984

約数和(自身を除く): 493404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 101, 129, 172, 202, 215, 258, 303, 404, 430, 505, 516, 606, 645, 860, 1010, 1212, 1290, 1515, 2020, 2580, 3030, 4343, 6060, 8686, 13029, 17372, 21715, 26058, 43430, 52116, 65145, 86860, 130290, 260580]

約数ペア:

[(1, 260580), (2, 130290), (3, 86860), (4, 65145), (5, 52116), (6, 43430), (10, 26058), (12, 21715), (15, 17372), (20, 13029), (30, 8686), (43, 6060), (60, 4343), (86, 3030), (101, 2580), (129, 2020), (172, 1515), (202, 1290), (215, 1212), (258, 1010), (303, 860), (404, 645), (430, 606), (505, 516)]