257580288

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{15971}}^1$

素因数の和:16000

約数の個数: 108

約数和(自身を含む): 848815968

約数和(自身を除く): 591235680

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 576, 672, 768, 896, 1008, 1152, 1344, 1792, 2016, 2304, 2688, 4032, 5376, 8064, 15971, 16128, 31942, 47913, 63884, 95826, 111797, 127768, 143739, 191652, 223594, 255536, 287478, 335391, 383304, 447188, 511072, 574956, 670782, 766608, 894376, 1006173, 1022144, 1149912, 1341564, 1533216, 1788752, 2012346, 2044288, 2299824, 2683128, 3066432, 3577504, 4024692, 4088576, 4599648, 5366256, 6132864, 7155008, 8049384, 9199296, 10732512, 12265728, 14310016, 16098768, 18398592, 21465024, 28620032, 32197536, 36797184, 42930048, 64395072, 85860096, 128790144, 257580288]

約数ペア:

[(1, 257580288), (2, 128790144), (3, 85860096), (4, 64395072), (6, 42930048), (7, 36797184), (8, 32197536), (9, 28620032), (12, 21465024), (14, 18398592), (16, 16098768), (18, 14310016), (21, 12265728), (24, 10732512), (28, 9199296), (32, 8049384), (36, 7155008), (42, 6132864), (48, 5366256), (56, 4599648), (63, 4088576), (64, 4024692), (72, 3577504), (84, 3066432), (96, 2683128), (112, 2299824), (126, 2044288), (128, 2012346), (144, 1788752), (168, 1533216), (192, 1341564), (224, 1149912), (252, 1022144), (256, 1006173), (288, 894376), (336, 766608), (384, 670782), (448, 574956), (504, 511072), (576, 447188), (672, 383304), (768, 335391), (896, 287478), (1008, 255536), (1152, 223594), (1344, 191652), (1792, 143739), (2016, 127768), (2304, 111797), (2688, 95826), (4032, 63884), (5376, 47913), (8064, 31942), (15971, 16128)]