251110384

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{599}}^1$

素因数の和:830

約数の個数: 80

約数和(自身を含む): 589248000

約数和(自身を除く): 338137616

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 197, 266, 304, 394, 532, 599, 788, 1064, 1198, 1379, 1576, 2128, 2396, 2758, 3152, 3743, 4193, 4792, 5516, 7486, 8386, 9584, 11032, 11381, 14972, 16772, 22064, 22762, 26201, 29944, 33544, 45524, 52402, 59888, 67088, 79667, 91048, 104804, 118003, 159334, 182096, 209608, 236006, 318668, 419216, 472012, 637336, 826021, 944024, 1274672, 1652042, 1888048, 2242057, 3304084, 4484114, 6608168, 8968228, 13216336, 15694399, 17936456, 31388798, 35872912, 62777596, 125555192, 251110384]

約数ペア:

[(1, 251110384), (2, 125555192), (4, 62777596), (7, 35872912), (8, 31388798), (14, 17936456), (16, 15694399), (19, 13216336), (28, 8968228), (38, 6608168), (56, 4484114), (76, 3304084), (112, 2242057), (133, 1888048), (152, 1652042), (197, 1274672), (266, 944024), (304, 826021), (394, 637336), (532, 472012), (599, 419216), (788, 318668), (1064, 236006), (1198, 209608), (1379, 182096), (1576, 159334), (2128, 118003), (2396, 104804), (2758, 91048), (3152, 79667), (3743, 67088), (4193, 59888), (4792, 52402), (5516, 45524), (7486, 33544), (8386, 29944), (9584, 26201), (11032, 22762), (11381, 22064), (14972, 16772)]