448990720

素因数分解:

$2^9\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1381}}^1$

素因数の和:1531

約数の個数: 80

約数和(自身を含む): 1085787648

約数和(自身を除く): 636796928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 256, 320, 508, 512, 635, 640, 1016, 1270, 1280, 1381, 2032, 2540, 2560, 2762, 4064, 5080, 5524, 6905, 8128, 10160, 11048, 13810, 16256, 20320, 22096, 27620, 32512, 40640, 44192, 55240, 65024, 81280, 88384, 110480, 162560, 175387, 176768, 220960, 325120, 350774, 353536, 441920, 701548, 707072, 876935, 883840, 1403096, 1753870, 1767680, 2806192, 3507740, 3535360, 5612384, 7015480, 11224768, 14030960, 22449536, 28061920, 44899072, 56123840, 89798144, 112247680, 224495360, 448990720]

約数ペア:

[(1, 448990720), (2, 224495360), (4, 112247680), (5, 89798144), (8, 56123840), (10, 44899072), (16, 28061920), (20, 22449536), (32, 14030960), (40, 11224768), (64, 7015480), (80, 5612384), (127, 3535360), (128, 3507740), (160, 2806192), (254, 1767680), (256, 1753870), (320, 1403096), (508, 883840), (512, 876935), (635, 707072), (640, 701548), (1016, 441920), (1270, 353536), (1280, 350774), (1381, 325120), (2032, 220960), (2540, 176768), (2560, 175387), (2762, 162560), (4064, 110480), (5080, 88384), (5524, 81280), (6905, 65024), (8128, 55240), (10160, 44192), (11048, 40640), (13810, 32512), (16256, 27620), (20320, 22096)]