81323136

素因数分解:

$2^7\times 3^3\times {\mathrm{23531}}^1$

素因数の和:23554

約数の個数: 64

約数和(自身を含む): 240026400

約数和(自身を除く): 158703264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 288, 384, 432, 576, 864, 1152, 1728, 3456, 23531, 47062, 70593, 94124, 141186, 188248, 211779, 282372, 376496, 423558, 564744, 635337, 752992, 847116, 1129488, 1270674, 1505984, 1694232, 2258976, 2541348, 3011968, 3388464, 4517952, 5082696, 6776928, 9035904, 10165392, 13553856, 20330784, 27107712, 40661568, 81323136]

約数ペア:

[(1, 81323136), (2, 40661568), (3, 27107712), (4, 20330784), (6, 13553856), (8, 10165392), (9, 9035904), (12, 6776928), (16, 5082696), (18, 4517952), (24, 3388464), (27, 3011968), (32, 2541348), (36, 2258976), (48, 1694232), (54, 1505984), (64, 1270674), (72, 1129488), (96, 847116), (108, 752992), (128, 635337), (144, 564744), (192, 423558), (216, 376496), (288, 282372), (384, 211779), (432, 188248), (576, 141186), (864, 94124), (1152, 70593), (1728, 47062), (3456, 23531)]