208395972

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{433}}^1\times {\mathrm{461}}^1$

素因数の和:933

約数の個数: 72

約数和(自身を含む): 547386840

約数和(自身を除く): 338990868

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 433, 461, 522, 866, 922, 1044, 1299, 1383, 1732, 1844, 2598, 2766, 3897, 4149, 5196, 5532, 7794, 8298, 12557, 13369, 15588, 16596, 25114, 26738, 37671, 40107, 50228, 53476, 75342, 80214, 113013, 120321, 150684, 160428, 199613, 226026, 240642, 399226, 452052, 481284, 598839, 798452, 1197678, 1796517, 2395356, 3593034, 5788777, 7186068, 11577554, 17366331, 23155108, 34732662, 52098993, 69465324, 104197986, 208395972]

約数ペア:

[(1, 208395972), (2, 104197986), (3, 69465324), (4, 52098993), (6, 34732662), (9, 23155108), (12, 17366331), (18, 11577554), (29, 7186068), (36, 5788777), (58, 3593034), (87, 2395356), (116, 1796517), (174, 1197678), (261, 798452), (348, 598839), (433, 481284), (461, 452052), (522, 399226), (866, 240642), (922, 226026), (1044, 199613), (1299, 160428), (1383, 150684), (1732, 120321), (1844, 113013), (2598, 80214), (2766, 75342), (3897, 53476), (4149, 50228), (5196, 40107), (5532, 37671), (7794, 26738), (8298, 25114), (12557, 16596), (13369, 15588)]