668948567612

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{13229}}^1$

素因数の和:13436

約数の個数: 144

約数和(自身を含む): 1388349849600

約数和(自身を除く): 719401281988

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 127, 169, 247, 254, 338, 403, 494, 508, 589, 676, 806, 988, 1178, 1612, 1651, 2356, 2413, 3211, 3302, 3937, 4826, 5239, 6422, 6604, 7657, 7874, 9652, 10478, 12844, 13229, 15314, 15748, 20956, 21463, 26458, 30628, 31369, 42926, 51181, 52916, 62738, 74803, 85852, 99541, 102362, 125476, 149606, 171977, 199082, 204724, 251351, 299212, 343954, 398164, 407797, 410099, 502702, 665353, 687908, 815594, 820198, 972439, 1005404, 1330706, 1631188, 1640396, 1680083, 1944878, 2235701, 2661412, 3267563, 3360166, 3889756, 4471402, 5331287, 6535126, 6720332, 7791881, 8942804, 10662574, 12641707, 13070252, 15583762, 21325148, 21841079, 25283414, 31167524, 31921577, 42478319, 43682158, 50566828, 52082573, 63843154, 69306731, 84956638, 87364316, 101294453, 104165146, 127686308, 138613462, 169913276, 202588906, 208330292, 277226924, 283934027, 405177812, 414980501, 567868054, 677073449, 829961002, 989568887, 1135736108, 1316827889, 1354146898, 1659922004, 1979137774, 2633655778, 2708293796, 3958275548, 5267311556, 5394746513, 8801954837, 10789493026, 12864395531, 17603909674, 21578986052, 25728791062, 35207819348, 51457582124, 167237141903, 334474283806, 668948567612]

約数ペア:

[(1, 668948567612), (2, 334474283806), (4, 167237141903), (13, 51457582124), (19, 35207819348), (26, 25728791062), (31, 21578986052), (38, 17603909674), (52, 12864395531), (62, 10789493026), (76, 8801954837), (124, 5394746513), (127, 5267311556), (169, 3958275548), (247, 2708293796), (254, 2633655778), (338, 1979137774), (403, 1659922004), (494, 1354146898), (508, 1316827889), (589, 1135736108), (676, 989568887), (806, 829961002), (988, 677073449), (1178, 567868054), (1612, 414980501), (1651, 405177812), (2356, 283934027), (2413, 277226924), (3211, 208330292), (3302, 202588906), (3937, 169913276), (4826, 138613462), (5239, 127686308), (6422, 104165146), (6604, 101294453), (7657, 87364316), (7874, 84956638), (9652, 69306731), (10478, 63843154), (12844, 52082573), (13229, 50566828), (15314, 43682158), (15748, 42478319), (20956, 31921577), (21463, 31167524), (26458, 25283414), (30628, 21841079), (31369, 21325148), (42926, 15583762), (51181, 13070252), (52916, 12641707), (62738, 10662574), (74803, 8942804), (85852, 7791881), (99541, 6720332), (102362, 6535126), (125476, 5331287), (149606, 4471402), (171977, 3889756), (199082, 3360166), (204724, 3267563), (251351, 2661412), (299212, 2235701), (343954, 1944878), (398164, 1680083), (407797, 1640396), (410099, 1631188), (502702, 1330706), (665353, 1005404), (687908, 972439), (815594, 820198)]