127995728

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{461}}^1$

素因数の和:580

約数の個数: 80

約数和(自身を含む): 296064384

約数和(自身を除く): 168068656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 67, 74, 112, 134, 148, 259, 268, 296, 461, 469, 518, 536, 592, 922, 938, 1036, 1072, 1844, 1876, 2072, 2479, 3227, 3688, 3752, 4144, 4958, 6454, 7376, 7504, 9916, 12908, 17057, 17353, 19832, 25816, 30887, 34114, 34706, 39664, 51632, 61774, 68228, 69412, 119399, 123548, 136456, 138824, 216209, 238798, 247096, 272912, 277648, 432418, 477596, 494192, 864836, 955192, 1142819, 1729672, 1910384, 2285638, 3459344, 4571276, 7999733, 9142552, 15999466, 18285104, 31998932, 63997864, 127995728]

約数ペア:

[(1, 127995728), (2, 63997864), (4, 31998932), (7, 18285104), (8, 15999466), (14, 9142552), (16, 7999733), (28, 4571276), (37, 3459344), (56, 2285638), (67, 1910384), (74, 1729672), (112, 1142819), (134, 955192), (148, 864836), (259, 494192), (268, 477596), (296, 432418), (461, 277648), (469, 272912), (518, 247096), (536, 238798), (592, 216209), (922, 138824), (938, 136456), (1036, 123548), (1072, 119399), (1844, 69412), (1876, 68228), (2072, 61774), (2479, 51632), (3227, 39664), (3688, 34706), (3752, 34114), (4144, 30887), (4958, 25816), (6454, 19832), (7376, 17353), (7504, 17057), (9916, 12908)]