256001616

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{136753}}^1$

素因数の和:136780

約数の個数: 60

約数和(自身を含む): 771566068

約数和(自身を除く): 515564452

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 136753, 273506, 410259, 547012, 820518, 1094024, 1230777, 1641036, 1777789, 2188048, 2461554, 3282072, 3555578, 4923108, 5333367, 6564144, 7111156, 9846216, 10666734, 14222312, 16000101, 19692432, 21333468, 28444624, 32000202, 42666936, 64000404, 85333872, 128000808, 256001616]

約数ペア:

[(1, 256001616), (2, 128000808), (3, 85333872), (4, 64000404), (6, 42666936), (8, 32000202), (9, 28444624), (12, 21333468), (13, 19692432), (16, 16000101), (18, 14222312), (24, 10666734), (26, 9846216), (36, 7111156), (39, 6564144), (48, 5333367), (52, 4923108), (72, 3555578), (78, 3282072), (104, 2461554), (117, 2188048), (144, 1777789), (156, 1641036), (208, 1230777), (234, 1094024), (312, 820518), (468, 547012), (624, 410259), (936, 273506), (1872, 136753)]