123475360

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:326

約数の個数: 96

約数和(自身を含む): 302968512

約数和(自身を除く): 179493152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 131, 137, 160, 172, 215, 262, 274, 344, 430, 524, 548, 655, 685, 688, 860, 1048, 1096, 1310, 1370, 1376, 1720, 2096, 2192, 2620, 2740, 3440, 4192, 4384, 5240, 5480, 5633, 5891, 6880, 10480, 10960, 11266, 11782, 17947, 20960, 21920, 22532, 23564, 28165, 29455, 35894, 45064, 47128, 56330, 58910, 71788, 89735, 90128, 94256, 112660, 117820, 143576, 179470, 180256, 188512, 225320, 235640, 287152, 358940, 450640, 471280, 574304, 717880, 771721, 901280, 942560, 1435760, 1543442, 2871520, 3086884, 3858605, 6173768, 7717210, 12347536, 15434420, 24695072, 30868840, 61737680, 123475360]

約数ペア:

[(1, 123475360), (2, 61737680), (4, 30868840), (5, 24695072), (8, 15434420), (10, 12347536), (16, 7717210), (20, 6173768), (32, 3858605), (40, 3086884), (43, 2871520), (80, 1543442), (86, 1435760), (131, 942560), (137, 901280), (160, 771721), (172, 717880), (215, 574304), (262, 471280), (274, 450640), (344, 358940), (430, 287152), (524, 235640), (548, 225320), (655, 188512), (685, 180256), (688, 179470), (860, 143576), (1048, 117820), (1096, 112660), (1310, 94256), (1370, 90128), (1376, 89735), (1720, 71788), (2096, 58910), (2192, 56330), (2620, 47128), (2740, 45064), (3440, 35894), (4192, 29455), (4384, 28165), (5240, 23564), (5480, 22532), (5633, 21920), (5891, 20960), (6880, 17947), (10480, 11782), (10960, 11266)]