82708380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2309}}^1$

素因数の和:2523

約数の個数: 72

約数和(自身を含む): 252252000

約数和(自身を除く): 169543620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 199, 398, 597, 796, 995, 1194, 1791, 1990, 2309, 2388, 2985, 3582, 3980, 4618, 5970, 6927, 7164, 8955, 9236, 11545, 11940, 13854, 17910, 20781, 23090, 27708, 34635, 35820, 41562, 46180, 69270, 83124, 103905, 138540, 207810, 415620, 459491, 918982, 1378473, 1837964, 2297455, 2756946, 4135419, 4594910, 5513892, 6892365, 8270838, 9189820, 13784730, 16541676, 20677095, 27569460, 41354190, 82708380]

約数ペア:

[(1, 82708380), (2, 41354190), (3, 27569460), (4, 20677095), (5, 16541676), (6, 13784730), (9, 9189820), (10, 8270838), (12, 6892365), (15, 5513892), (18, 4594910), (20, 4135419), (30, 2756946), (36, 2297455), (45, 1837964), (60, 1378473), (90, 918982), (180, 459491), (199, 415620), (398, 207810), (597, 138540), (796, 103905), (995, 83124), (1194, 69270), (1791, 46180), (1990, 41562), (2309, 35820), (2388, 34635), (2985, 27708), (3582, 23090), (3980, 20781), (4618, 17910), (5970, 13854), (6927, 11940), (7164, 11545), (8955, 9236)]