26728020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13499}}^1$

素因数の和:13525

約数の個数: 72

約数和(自身を含む): 88452000

約数和(自身を除く): 61723980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 13499, 26998, 40497, 53996, 67495, 80994, 121491, 134990, 148489, 161988, 202485, 242982, 269980, 296978, 404970, 445467, 485964, 593956, 607455, 742445, 809940, 890934, 1214910, 1336401, 1484890, 1781868, 2227335, 2429820, 2672802, 2969780, 4454670, 5345604, 6682005, 8909340, 13364010, 26728020]

約数ペア:

[(1, 26728020), (2, 13364010), (3, 8909340), (4, 6682005), (5, 5345604), (6, 4454670), (9, 2969780), (10, 2672802), (11, 2429820), (12, 2227335), (15, 1781868), (18, 1484890), (20, 1336401), (22, 1214910), (30, 890934), (33, 809940), (36, 742445), (44, 607455), (45, 593956), (55, 485964), (60, 445467), (66, 404970), (90, 296978), (99, 269980), (110, 242982), (132, 202485), (165, 161988), (180, 148489), (198, 134990), (220, 121491), (330, 80994), (396, 67495), (495, 53996), (660, 40497), (990, 26998), (1980, 13499)]