128642304

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{23929}}^1$

素因数の和:23955

約数の個数: 72

約数和(自身を含む): 391303360

約数和(自身を除く): 262661056

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, 672, 768, 896, 1344, 1792, 2688, 5376, 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, 16080288, 18377472, 21440384, 32160576, 42880768, 64321152, 128642304]

約数ペア:

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