257586768

素因数分解:

$2^4\times 3^2\times {\mathrm{79}}^1\times {\mathrm{22643}}^1$

素因数の和:22736

約数の個数: 60

約数和(自身を含む): 730042560

約数和(自身を除く): 472455792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 79, 144, 158, 237, 316, 474, 632, 711, 948, 1264, 1422, 1896, 2844, 3792, 5688, 11376, 22643, 45286, 67929, 90572, 135858, 181144, 203787, 271716, 362288, 407574, 543432, 815148, 1086864, 1630296, 1788797, 3260592, 3577594, 5366391, 7155188, 10732782, 14310376, 16099173, 21465564, 28620752, 32198346, 42931128, 64396692, 85862256, 128793384, 257586768]

約数ペア:

[(1, 257586768), (2, 128793384), (3, 85862256), (4, 64396692), (6, 42931128), (8, 32198346), (9, 28620752), (12, 21465564), (16, 16099173), (18, 14310376), (24, 10732782), (36, 7155188), (48, 5366391), (72, 3577594), (79, 3260592), (144, 1788797), (158, 1630296), (237, 1086864), (316, 815148), (474, 543432), (632, 407574), (711, 362288), (948, 271716), (1264, 203787), (1422, 181144), (1896, 135858), (2844, 90572), (3792, 67929), (5688, 45286), (11376, 22643)]