263523984

素因数分解:

$2^4\times 3^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:588

約数の個数: 80

約数和(自身を含む): 693288960

約数和(自身を除く): 429764976

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 127, 139, 254, 278, 311, 381, 417, 508, 556, 622, 762, 834, 933, 1016, 1112, 1244, 1524, 1668, 1866, 2032, 2224, 2488, 3048, 3336, 3732, 4976, 6096, 6672, 7464, 14928, 17653, 35306, 39497, 43229, 52959, 70612, 78994, 86458, 105918, 118491, 129687, 141224, 157988, 172916, 211836, 236982, 259374, 282448, 315976, 345832, 423672, 473964, 518748, 631952, 691664, 847344, 947928, 1037496, 1895856, 2074992, 5490083, 10980166, 16470249, 21960332, 32940498, 43920664, 65880996, 87841328, 131761992, 263523984]

約数ペア:

[(1, 263523984), (2, 131761992), (3, 87841328), (4, 65880996), (6, 43920664), (8, 32940498), (12, 21960332), (16, 16470249), (24, 10980166), (48, 5490083), (127, 2074992), (139, 1895856), (254, 1037496), (278, 947928), (311, 847344), (381, 691664), (417, 631952), (508, 518748), (556, 473964), (622, 423672), (762, 345832), (834, 315976), (933, 282448), (1016, 259374), (1112, 236982), (1244, 211836), (1524, 172916), (1668, 157988), (1866, 141224), (2032, 129687), (2224, 118491), (2488, 105918), (3048, 86458), (3336, 78994), (3732, 70612), (4976, 52959), (6096, 43229), (6672, 39497), (7464, 35306), (14928, 17653)]