257284608

素因数分解:

$2^9\times 3^1\times 7^1\times {\mathrm{23929}}^1$

素因数の和:23957

約数の個数: 80

約数和(自身を含む): 783372480

約数和(自身を除く): 526087872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 512, 672, 768, 896, 1344, 1536, 1792, 2688, 3584, 5376, 10752, 23929, 47858, 71787, 95716, 143574, 167503, 191432, 287148, 335006, 382864, 502509, 574296, 670012, 765728, 1005018, 1148592, 1340024, 1531456, 2010036, 2297184, 2680048, 3062912, 4020072, 4594368, 5360096, 6125824, 8040144, 9188736, 10720192, 12251648, 16080288, 18377472, 21440384, 32160576, 36754944, 42880768, 64321152, 85761536, 128642304, 257284608]

約数ペア:

[(1, 257284608), (2, 128642304), (3, 85761536), (4, 64321152), (6, 42880768), (7, 36754944), (8, 32160576), (12, 21440384), (14, 18377472), (16, 16080288), (21, 12251648), (24, 10720192), (28, 9188736), (32, 8040144), (42, 6125824), (48, 5360096), (56, 4594368), (64, 4020072), (84, 3062912), (96, 2680048), (112, 2297184), (128, 2010036), (168, 1531456), (192, 1340024), (224, 1148592), (256, 1005018), (336, 765728), (384, 670012), (448, 574296), (512, 502509), (672, 382864), (768, 335006), (896, 287148), (1344, 191432), (1536, 167503), (1792, 143574), (2688, 95716), (3584, 71787), (5376, 47858), (10752, 23929)]