200759985

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:180

約数の個数: 128

約数和(自身を含む): 406425600

約数和(自身を除く): 205665615

約数列:

[1, 3, 5, 9, 15, 19, 23, 27, 41, 45, 57, 69, 83, 95, 115, 123, 135, 171, 205, 207, 249, 285, 345, 369, 415, 437, 513, 615, 621, 747, 779, 855, 943, 1035, 1107, 1245, 1311, 1577, 1845, 1909, 2185, 2241, 2337, 2565, 2829, 3105, 3403, 3735, 3895, 3933, 4715, 4731, 5535, 5727, 6555, 7011, 7885, 8487, 9545, 10209, 11205, 11685, 11799, 14145, 14193, 17015, 17181, 17917, 19665, 21033, 23655, 25461, 28635, 30627, 35055, 36271, 42435, 42579, 51045, 51543, 53751, 58995, 64657, 70965, 78269, 85905, 89585, 91881, 105165, 108813, 127305, 153135, 161253, 181355, 193971, 212895, 234807, 257715, 268755, 323285, 326439, 391345, 459405, 483759, 544065, 581913, 704421, 806265, 969855, 979317, 1174035, 1487111, 1632195, 1745739, 2113263, 2418795, 2909565, 3522105, 4461333, 4896585, 7435555, 8728695, 10566315, 13383999, 22306665, 40151997, 66919995, 200759985]

約数ペア:

[(1, 200759985), (3, 66919995), (5, 40151997), (9, 22306665), (15, 13383999), (19, 10566315), (23, 8728695), (27, 7435555), (41, 4896585), (45, 4461333), (57, 3522105), (69, 2909565), (83, 2418795), (95, 2113263), (115, 1745739), (123, 1632195), (135, 1487111), (171, 1174035), (205, 979317), (207, 969855), (249, 806265), (285, 704421), (345, 581913), (369, 544065), (415, 483759), (437, 459405), (513, 391345), (615, 326439), (621, 323285), (747, 268755), (779, 257715), (855, 234807), (943, 212895), (1035, 193971), (1107, 181355), (1245, 161253), (1311, 153135), (1577, 127305), (1845, 108813), (1909, 105165), (2185, 91881), (2241, 89585), (2337, 85905), (2565, 78269), (2829, 70965), (3105, 64657), (3403, 58995), (3735, 53751), (3895, 51543), (3933, 51045), (4715, 42579), (4731, 42435), (5535, 36271), (5727, 35055), (6555, 30627), (7011, 28635), (7885, 25461), (8487, 23655), (9545, 21033), (10209, 19665), (11205, 17917), (11685, 17181), (11799, 17015), (14145, 14193)]