400707456

素因数分解:

$2^7\times 3^1\times {\mathrm{197}}^1\times {\mathrm{5297}}^1$

素因数の和:5511

約数の個数: 64

約数和(自身を含む): 1069984080

約数和(自身を除く): 669276624

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 197, 384, 394, 591, 788, 1182, 1576, 2364, 3152, 4728, 5297, 6304, 9456, 10594, 12608, 15891, 18912, 21188, 25216, 31782, 37824, 42376, 63564, 75648, 84752, 127128, 169504, 254256, 339008, 508512, 678016, 1017024, 1043509, 2034048, 2087018, 3130527, 4174036, 6261054, 8348072, 12522108, 16696144, 25044216, 33392288, 50088432, 66784576, 100176864, 133569152, 200353728, 400707456]

約数ペア:

[(1, 400707456), (2, 200353728), (3, 133569152), (4, 100176864), (6, 66784576), (8, 50088432), (12, 33392288), (16, 25044216), (24, 16696144), (32, 12522108), (48, 8348072), (64, 6261054), (96, 4174036), (128, 3130527), (192, 2087018), (197, 2034048), (384, 1043509), (394, 1017024), (591, 678016), (788, 508512), (1182, 339008), (1576, 254256), (2364, 169504), (3152, 127128), (4728, 84752), (5297, 75648), (6304, 63564), (9456, 42376), (10594, 37824), (12608, 31782), (15891, 25216), (18912, 21188)]