639202176

素因数分解:

$2^7\times 3^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:421

約数の個数: 192

約数和(自身を含む): 1970542080

約数和(自身を除く): 1331339904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 64, 68, 72, 96, 102, 127, 128, 136, 144, 153, 192, 204, 254, 257, 272, 288, 306, 381, 384, 408, 508, 514, 544, 576, 612, 762, 771, 816, 1016, 1028, 1088, 1143, 1152, 1224, 1524, 1542, 1632, 2032, 2056, 2159, 2176, 2286, 2313, 2448, 3048, 3084, 3264, 4064, 4112, 4318, 4369, 4572, 4626, 4896, 6096, 6168, 6477, 6528, 8128, 8224, 8636, 8738, 9144, 9252, 9792, 12192, 12336, 12954, 13107, 16256, 16448, 17272, 17476, 18288, 18504, 19431, 19584, 24384, 24672, 25908, 26214, 32639, 32896, 34544, 34952, 36576, 37008, 38862, 39321, 48768, 49344, 51816, 52428, 65278, 69088, 69904, 73152, 74016, 77724, 78642, 97917, 98688, 103632, 104856, 130556, 138176, 139808, 146304, 148032, 155448, 157284, 195834, 207264, 209712, 261112, 276352, 279616, 293751, 296064, 310896, 314568, 391668, 414528, 419424, 522224, 554863, 559232, 587502, 621792, 629136, 783336, 829056, 838848, 1044448, 1109726, 1175004, 1243584, 1258272, 1566672, 1664589, 1677696, 2088896, 2219452, 2350008, 2487168, 2516544, 3133344, 3329178, 4177792, 4438904, 4700016, 4993767, 5033088, 6266688, 6658356, 8877808, 9400032, 9987534, 12533376, 13316712, 17755616, 18800064, 19975068, 26633424, 35511232, 37600128, 39950136, 53266848, 71022464, 79900272, 106533696, 159800544, 213067392, 319601088, 639202176]

約数ペア:

[(1, 639202176), (2, 319601088), (3, 213067392), (4, 159800544), (6, 106533696), (8, 79900272), (9, 71022464), (12, 53266848), (16, 39950136), (17, 37600128), (18, 35511232), (24, 26633424), (32, 19975068), (34, 18800064), (36, 17755616), (48, 13316712), (51, 12533376), (64, 9987534), (68, 9400032), (72, 8877808), (96, 6658356), (102, 6266688), (127, 5033088), (128, 4993767), (136, 4700016), (144, 4438904), (153, 4177792), (192, 3329178), (204, 3133344), (254, 2516544), (257, 2487168), (272, 2350008), (288, 2219452), (306, 2088896), (381, 1677696), (384, 1664589), (408, 1566672), (508, 1258272), (514, 1243584), (544, 1175004), (576, 1109726), (612, 1044448), (762, 838848), (771, 829056), (816, 783336), (1016, 629136), (1028, 621792), (1088, 587502), (1143, 559232), (1152, 554863), (1224, 522224), (1524, 419424), (1542, 414528), (1632, 391668), (2032, 314568), (2056, 310896), (2159, 296064), (2176, 293751), (2286, 279616), (2313, 276352), (2448, 261112), (3048, 209712), (3084, 207264), (3264, 195834), (4064, 157284), (4112, 155448), (4318, 148032), (4369, 146304), (4572, 139808), (4626, 138176), (4896, 130556), (6096, 104856), (6168, 103632), (6477, 98688), (6528, 97917), (8128, 78642), (8224, 77724), (8636, 74016), (8738, 73152), (9144, 69904), (9252, 69088), (9792, 65278), (12192, 52428), (12336, 51816), (12954, 49344), (13107, 48768), (16256, 39321), (16448, 38862), (17272, 37008), (17476, 36576), (18288, 34952), (18504, 34544), (19431, 32896), (19584, 32639), (24384, 26214), (24672, 25908)]