66715020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1319}}^1$

素因数の和:1615

約数の個数: 72

約数和(自身を含む): 203243040

約数和(自身を除く): 136528020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 281, 562, 843, 1124, 1319, 1405, 1686, 2529, 2638, 2810, 3372, 3957, 4215, 5058, 5276, 5620, 6595, 7914, 8430, 10116, 11871, 12645, 13190, 15828, 16860, 19785, 23742, 25290, 26380, 39570, 47484, 50580, 59355, 79140, 118710, 237420, 370639, 741278, 1111917, 1482556, 1853195, 2223834, 3335751, 3706390, 4447668, 5559585, 6671502, 7412780, 11119170, 13343004, 16678755, 22238340, 33357510, 66715020]

約数ペア:

[(1, 66715020), (2, 33357510), (3, 22238340), (4, 16678755), (5, 13343004), (6, 11119170), (9, 7412780), (10, 6671502), (12, 5559585), (15, 4447668), (18, 3706390), (20, 3335751), (30, 2223834), (36, 1853195), (45, 1482556), (60, 1111917), (90, 741278), (180, 370639), (281, 237420), (562, 118710), (843, 79140), (1124, 59355), (1319, 50580), (1405, 47484), (1686, 39570), (2529, 26380), (2638, 25290), (2810, 23742), (3372, 19785), (3957, 16860), (4215, 15828), (5058, 13190), (5276, 12645), (5620, 11871), (6595, 10116), (7914, 8430)]