128204384

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{7433}}^1$

素因数の和:7468

約数の個数: 72

約数和(自身を含む): 320345928

約数和(自身を除く): 192141544

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 77, 88, 98, 112, 154, 176, 196, 224, 308, 352, 392, 539, 616, 784, 1078, 1232, 1568, 2156, 2464, 4312, 7433, 8624, 14866, 17248, 29732, 52031, 59464, 81763, 104062, 118928, 163526, 208124, 237856, 327052, 364217, 416248, 572341, 654104, 728434, 832496, 1144682, 1308208, 1456868, 1664992, 2289364, 2616416, 2913736, 4006387, 4578728, 5827472, 8012774, 9157456, 11654944, 16025548, 18314912, 32051096, 64102192, 128204384]

約数ペア:

[(1, 128204384), (2, 64102192), (4, 32051096), (7, 18314912), (8, 16025548), (11, 11654944), (14, 9157456), (16, 8012774), (22, 5827472), (28, 4578728), (32, 4006387), (44, 2913736), (49, 2616416), (56, 2289364), (77, 1664992), (88, 1456868), (98, 1308208), (112, 1144682), (154, 832496), (176, 728434), (196, 654104), (224, 572341), (308, 416248), (352, 364217), (392, 327052), (539, 237856), (616, 208124), (784, 163526), (1078, 118928), (1232, 104062), (1568, 81763), (2156, 59464), (2464, 52031), (4312, 29732), (7433, 17248), (8624, 14866)]