2068207988

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^3\times {\mathrm{89}}^1$

素因数の和:179

約数の個数: 144

約数和(自身を含む): 4853116800

約数和(自身を除く): 2784908812

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 89, 121, 133, 154, 178, 209, 242, 266, 308, 356, 361, 418, 484, 532, 623, 722, 836, 847, 979, 1246, 1444, 1463, 1691, 1694, 1958, 2299, 2492, 2527, 2926, 3382, 3388, 3916, 3971, 4598, 5054, 5852, 6764, 6853, 6859, 7942, 9196, 10108, 10769, 11837, 13706, 13718, 15884, 16093, 18601, 21538, 23674, 27412, 27436, 27797, 32129, 32186, 37202, 43076, 43681, 47348, 48013, 55594, 64258, 64372, 74404, 75383, 75449, 87362, 96026, 111188, 128516, 130207, 150766, 150898, 174724, 192052, 204611, 224903, 260414, 301532, 301796, 305767, 353419, 409222, 449806, 520828, 528143, 610451, 611534, 706838, 818444, 829939, 899612, 1056286, 1220902, 1223068, 1413676, 1432277, 1659878, 2112572, 2441804, 2473933, 2864554, 3319756, 3887609, 4273157, 4947866, 5729108, 5809573, 6714961, 7775218, 8546314, 9895732, 11619146, 13429922, 15550436, 17092628, 23238292, 26859844, 27213263, 47004727, 54426526, 73864571, 94009454, 108853052, 147729142, 188018908, 295458284, 517051997, 1034103994, 2068207988]

約数ペア:

[(1, 2068207988), (2, 1034103994), (4, 517051997), (7, 295458284), (11, 188018908), (14, 147729142), (19, 108853052), (22, 94009454), (28, 73864571), (38, 54426526), (44, 47004727), (76, 27213263), (77, 26859844), (89, 23238292), (121, 17092628), (133, 15550436), (154, 13429922), (178, 11619146), (209, 9895732), (242, 8546314), (266, 7775218), (308, 6714961), (356, 5809573), (361, 5729108), (418, 4947866), (484, 4273157), (532, 3887609), (623, 3319756), (722, 2864554), (836, 2473933), (847, 2441804), (979, 2112572), (1246, 1659878), (1444, 1432277), (1463, 1413676), (1691, 1223068), (1694, 1220902), (1958, 1056286), (2299, 899612), (2492, 829939), (2527, 818444), (2926, 706838), (3382, 611534), (3388, 610451), (3916, 528143), (3971, 520828), (4598, 449806), (5054, 409222), (5852, 353419), (6764, 305767), (6853, 301796), (6859, 301532), (7942, 260414), (9196, 224903), (10108, 204611), (10769, 192052), (11837, 174724), (13706, 150898), (13718, 150766), (15884, 130207), (16093, 128516), (18601, 111188), (21538, 96026), (23674, 87362), (27412, 75449), (27436, 75383), (27797, 74404), (32129, 64372), (32186, 64258), (37202, 55594), (43076, 48013), (43681, 47348)]