256564056

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{1213}}^1\times {\mathrm{1259}}^1$

素因数の和:2488

約数の個数: 64

約数和(自身を含む): 734227200

約数和(自身を除く): 477663144

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1213, 1259, 2426, 2518, 3639, 3777, 4852, 5036, 7278, 7554, 8491, 8813, 9704, 10072, 14556, 15108, 16982, 17626, 25473, 26439, 29112, 30216, 33964, 35252, 50946, 52878, 67928, 70504, 101892, 105756, 203784, 211512, 1527167, 3054334, 4581501, 6108668, 9163002, 10690169, 12217336, 18326004, 21380338, 32070507, 36652008, 42760676, 64141014, 85521352, 128282028, 256564056]

約数ペア:

[(1, 256564056), (2, 128282028), (3, 85521352), (4, 64141014), (6, 42760676), (7, 36652008), (8, 32070507), (12, 21380338), (14, 18326004), (21, 12217336), (24, 10690169), (28, 9163002), (42, 6108668), (56, 4581501), (84, 3054334), (168, 1527167), (1213, 211512), (1259, 203784), (2426, 105756), (2518, 101892), (3639, 70504), (3777, 67928), (4852, 52878), (5036, 50946), (7278, 35252), (7554, 33964), (8491, 30216), (8813, 29112), (9704, 26439), (10072, 25473), (14556, 17626), (15108, 16982)]