256831008

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{382189}}^1$

素因数の和:382209

約数の個数: 48

約数和(自身を含む): 770495040

約数和(自身を除く): 513664032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 382189, 764378, 1146567, 1528756, 2293134, 2675323, 3057512, 4586268, 5350646, 6115024, 8025969, 9172536, 10701292, 12230048, 16051938, 18345072, 21402584, 32103876, 36690144, 42805168, 64207752, 85610336, 128415504, 256831008]

約数ペア:

[(1, 256831008), (2, 128415504), (3, 85610336), (4, 64207752), (6, 42805168), (7, 36690144), (8, 32103876), (12, 21402584), (14, 18345072), (16, 16051938), (21, 12230048), (24, 10701292), (28, 9172536), (32, 8025969), (42, 6115024), (48, 5350646), (56, 4586268), (84, 3057512), (96, 2675323), (112, 2293134), (168, 1528756), (224, 1146567), (336, 764378), (672, 382189)]