520731456

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{387449}}^1$

素因数の和:387471

約数の個数: 56

約数和(自身を含む): 1574596800

約数和(自身を除く): 1053865344

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 224, 336, 448, 672, 1344, 387449, 774898, 1162347, 1549796, 2324694, 2712143, 3099592, 4649388, 5424286, 6199184, 8136429, 9298776, 10848572, 12398368, 16272858, 18597552, 21697144, 24796736, 32545716, 37195104, 43394288, 65091432, 74390208, 86788576, 130182864, 173577152, 260365728, 520731456]

約数ペア:

[(1, 520731456), (2, 260365728), (3, 173577152), (4, 130182864), (6, 86788576), (7, 74390208), (8, 65091432), (12, 43394288), (14, 37195104), (16, 32545716), (21, 24796736), (24, 21697144), (28, 18597552), (32, 16272858), (42, 12398368), (48, 10848572), (56, 9298776), (64, 8136429), (84, 6199184), (96, 5424286), (112, 4649388), (168, 3099592), (192, 2712143), (224, 2324694), (336, 1549796), (448, 1162347), (672, 774898), (1344, 387449)]