27078660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{21491}}^1$

素因数の和:21513

約数の個数: 72

約数和(自身を含む): 93877056

約数和(自身を除く): 66798396

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 21491, 42982, 64473, 85964, 107455, 128946, 150437, 193419, 214910, 257892, 300874, 322365, 386838, 429820, 451311, 601748, 644730, 752185, 773676, 902622, 967095, 1289460, 1353933, 1504370, 1805244, 1934190, 2256555, 2707866, 3008740, 3868380, 4513110, 5415732, 6769665, 9026220, 13539330, 27078660]

約数ペア:

[(1, 27078660), (2, 13539330), (3, 9026220), (4, 6769665), (5, 5415732), (6, 4513110), (7, 3868380), (9, 3008740), (10, 2707866), (12, 2256555), (14, 1934190), (15, 1805244), (18, 1504370), (20, 1353933), (21, 1289460), (28, 967095), (30, 902622), (35, 773676), (36, 752185), (42, 644730), (45, 601748), (60, 451311), (63, 429820), (70, 386838), (84, 322365), (90, 300874), (105, 257892), (126, 214910), (140, 193419), (180, 150437), (210, 128946), (252, 107455), (315, 85964), (420, 64473), (630, 42982), (1260, 21491)]