256591872

素因数分解:

$2^{11}\times 3^2\times {\mathrm{13921}}^1$

素因数の和:13949

約数の個数: 72

約数和(自身を含む): 741137670

約数和(自身を除く): 484545798

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1024, 1152, 1536, 2048, 2304, 3072, 4608, 6144, 9216, 13921, 18432, 27842, 41763, 55684, 83526, 111368, 125289, 167052, 222736, 250578, 334104, 445472, 501156, 668208, 890944, 1002312, 1336416, 1781888, 2004624, 2672832, 3563776, 4009248, 5345664, 7127552, 8018496, 10691328, 14255104, 16036992, 21382656, 28510208, 32073984, 42765312, 64147968, 85530624, 128295936, 256591872]

約数ペア:

[(1, 256591872), (2, 128295936), (3, 85530624), (4, 64147968), (6, 42765312), (8, 32073984), (9, 28510208), (12, 21382656), (16, 16036992), (18, 14255104), (24, 10691328), (32, 8018496), (36, 7127552), (48, 5345664), (64, 4009248), (72, 3563776), (96, 2672832), (128, 2004624), (144, 1781888), (192, 1336416), (256, 1002312), (288, 890944), (384, 668208), (512, 501156), (576, 445472), (768, 334104), (1024, 250578), (1152, 222736), (1536, 167052), (2048, 125289), (2304, 111368), (3072, 83526), (4608, 55684), (6144, 41763), (9216, 27842), (13921, 18432)]