256513572

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{44257}}^1$

素因数の和:44297

約数の個数: 72

約数和(自身を含む): 773275776

約数和(自身を除く): 516762204

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 84, 92, 126, 138, 161, 207, 252, 276, 322, 414, 483, 644, 828, 966, 1449, 1932, 2898, 5796, 44257, 88514, 132771, 177028, 265542, 309799, 398313, 531084, 619598, 796626, 929397, 1017911, 1239196, 1593252, 1858794, 2035822, 2788191, 3053733, 3717588, 4071644, 5576382, 6107466, 7125377, 9161199, 11152764, 12214932, 14250754, 18322398, 21376131, 28501508, 36644796, 42752262, 64128393, 85504524, 128256786, 256513572]

約数ペア:

[(1, 256513572), (2, 128256786), (3, 85504524), (4, 64128393), (6, 42752262), (7, 36644796), (9, 28501508), (12, 21376131), (14, 18322398), (18, 14250754), (21, 12214932), (23, 11152764), (28, 9161199), (36, 7125377), (42, 6107466), (46, 5576382), (63, 4071644), (69, 3717588), (84, 3053733), (92, 2788191), (126, 2035822), (138, 1858794), (161, 1593252), (207, 1239196), (252, 1017911), (276, 929397), (322, 796626), (414, 619598), (483, 531084), (644, 398313), (828, 309799), (966, 265542), (1449, 177028), (1932, 132771), (2898, 88514), (5796, 44257)]