256674048

素因数分解:

$2^8\times 3^1\times {\mathrm{31}}^1\times {\mathrm{10781}}^1$

素因数の和:10831

約数の個数: 72

約数和(自身を含む): 705229056

約数和(自身を除く): 448555008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 256, 372, 384, 496, 744, 768, 992, 1488, 1984, 2976, 3968, 5952, 7936, 10781, 11904, 21562, 23808, 32343, 43124, 64686, 86248, 129372, 172496, 258744, 334211, 344992, 517488, 668422, 689984, 1002633, 1034976, 1336844, 1379968, 2005266, 2069952, 2673688, 2759936, 4010532, 4139904, 5347376, 8021064, 8279808, 10694752, 16042128, 21389504, 32084256, 42779008, 64168512, 85558016, 128337024, 256674048]

約数ペア:

[(1, 256674048), (2, 128337024), (3, 85558016), (4, 64168512), (6, 42779008), (8, 32084256), (12, 21389504), (16, 16042128), (24, 10694752), (31, 8279808), (32, 8021064), (48, 5347376), (62, 4139904), (64, 4010532), (93, 2759936), (96, 2673688), (124, 2069952), (128, 2005266), (186, 1379968), (192, 1336844), (248, 1034976), (256, 1002633), (372, 689984), (384, 668422), (496, 517488), (744, 344992), (768, 334211), (992, 258744), (1488, 172496), (1984, 129372), (2976, 86248), (3968, 64686), (5952, 43124), (7936, 32343), (10781, 23808), (11904, 21562)]