411879420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{991}}^1\times {\mathrm{2309}}^1$

素因数の和:3315

約数の個数: 72

約数和(自身を含む): 1251169920

約数和(自身を除く): 839290500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 991, 1982, 2309, 2973, 3964, 4618, 4955, 5946, 6927, 8919, 9236, 9910, 11545, 11892, 13854, 14865, 17838, 19820, 20781, 23090, 27708, 29730, 34635, 35676, 41562, 44595, 46180, 59460, 69270, 83124, 89190, 103905, 138540, 178380, 207810, 415620, 2288219, 4576438, 6864657, 9152876, 11441095, 13729314, 20593971, 22882190, 27458628, 34323285, 41187942, 45764380, 68646570, 82375884, 102969855, 137293140, 205939710, 411879420]

約数ペア:

[(1, 411879420), (2, 205939710), (3, 137293140), (4, 102969855), (5, 82375884), (6, 68646570), (9, 45764380), (10, 41187942), (12, 34323285), (15, 27458628), (18, 22882190), (20, 20593971), (30, 13729314), (36, 11441095), (45, 9152876), (60, 6864657), (90, 4576438), (180, 2288219), (991, 415620), (1982, 207810), (2309, 178380), (2973, 138540), (3964, 103905), (4618, 89190), (4955, 83124), (5946, 69270), (6927, 59460), (8919, 46180), (9236, 44595), (9910, 41562), (11545, 35676), (11892, 34635), (13854, 29730), (14865, 27708), (17838, 23090), (19820, 20781)]