12121668180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1566107}}^1$

素因数の和:1566165

約数の個数: 72

約数和(自身を含む): 37624178592

約数和(自身を除く): 25502510412

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, 1935, 2580, 3870, 7740, 1566107, 3132214, 4698321, 6264428, 7830535, 9396642, 14094963, 15661070, 18793284, 23491605, 28189926, 31322140, 46983210, 56379852, 67342601, 70474815, 93966420, 134685202, 140949630, 202027803, 269370404, 281899260, 336713005, 404055606, 606083409, 673426010, 808111212, 1010139015, 1212166818, 1346852020, 2020278030, 2424333636, 3030417045, 4040556060, 6060834090, 12121668180]

約数ペア:

[(1, 12121668180), (2, 6060834090), (3, 4040556060), (4, 3030417045), (5, 2424333636), (6, 2020278030), (9, 1346852020), (10, 1212166818), (12, 1010139015), (15, 808111212), (18, 673426010), (20, 606083409), (30, 404055606), (36, 336713005), (43, 281899260), (45, 269370404), (60, 202027803), (86, 140949630), (90, 134685202), (129, 93966420), (172, 70474815), (180, 67342601), (215, 56379852), (258, 46983210), (387, 31322140), (430, 28189926), (516, 23491605), (645, 18793284), (774, 15661070), (860, 14094963), (1290, 9396642), (1548, 7830535), (1935, 6264428), (2580, 4698321), (3870, 3132214), (7740, 1566107)]