128403456

素因数分解:

$2^{11}\times 3^1\times {\mathrm{20899}}^1$

素因数の和:20924

約数の個数: 48

約数和(自身を含む): 342342000

約数和(自身を除く): 213938544

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1024, 1536, 2048, 3072, 6144, 20899, 41798, 62697, 83596, 125394, 167192, 250788, 334384, 501576, 668768, 1003152, 1337536, 2006304, 2675072, 4012608, 5350144, 8025216, 10700288, 16050432, 21400576, 32100864, 42801152, 64201728, 128403456]

約数ペア:

[(1, 128403456), (2, 64201728), (3, 42801152), (4, 32100864), (6, 21400576), (8, 16050432), (12, 10700288), (16, 8025216), (24, 5350144), (32, 4012608), (48, 2675072), (64, 2006304), (96, 1337536), (128, 1003152), (192, 668768), (256, 501576), (384, 334384), (512, 250788), (768, 167192), (1024, 125394), (1536, 83596), (2048, 62697), (3072, 41798), (6144, 20899)]