172147456

素因数分解:

$2^8\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:238

約数の個数: 108

約数和(自身を含む): 390510288

約数和(自身を除く): 218362832

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 92, 104, 128, 169, 173, 184, 208, 256, 299, 338, 346, 368, 416, 598, 676, 692, 736, 832, 1196, 1352, 1384, 1472, 1664, 2249, 2392, 2704, 2768, 2944, 3328, 3887, 3979, 4498, 4784, 5408, 5536, 5888, 7774, 7958, 8996, 9568, 10816, 11072, 15548, 15916, 17992, 19136, 21632, 22144, 29237, 31096, 31832, 35984, 38272, 43264, 44288, 51727, 58474, 62192, 63664, 71968, 76544, 103454, 116948, 124384, 127328, 143936, 206908, 233896, 248768, 254656, 287872, 413816, 467792, 497536, 509312, 575744, 672451, 827632, 935584, 995072, 1018624, 1344902, 1655264, 1871168, 2689804, 3310528, 3742336, 5379608, 6621056, 7484672, 10759216, 13242112, 21518432, 43036864, 86073728, 172147456]

約数ペア:

[(1, 172147456), (2, 86073728), (4, 43036864), (8, 21518432), (13, 13242112), (16, 10759216), (23, 7484672), (26, 6621056), (32, 5379608), (46, 3742336), (52, 3310528), (64, 2689804), (92, 1871168), (104, 1655264), (128, 1344902), (169, 1018624), (173, 995072), (184, 935584), (208, 827632), (256, 672451), (299, 575744), (338, 509312), (346, 497536), (368, 467792), (416, 413816), (598, 287872), (676, 254656), (692, 248768), (736, 233896), (832, 206908), (1196, 143936), (1352, 127328), (1384, 124384), (1472, 116948), (1664, 103454), (2249, 76544), (2392, 71968), (2704, 63664), (2768, 62192), (2944, 58474), (3328, 51727), (3887, 44288), (3979, 43264), (4498, 38272), (4784, 35984), (5408, 31832), (5536, 31096), (5888, 29237), (7774, 22144), (7958, 21632), (8996, 19136), (9568, 17992), (10816, 15916), (11072, 15548)]