1279662648

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{509}}^1$

素因数の和:725

約数の個数: 128

約数和(自身を含む): 3569184000

約数和(自身を除く): 2289521352

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 89, 107, 132, 178, 214, 264, 267, 321, 356, 428, 509, 534, 642, 712, 856, 979, 1018, 1068, 1177, 1284, 1527, 1958, 2036, 2136, 2354, 2568, 2937, 3054, 3531, 3916, 4072, 4708, 5599, 5874, 6108, 7062, 7832, 9416, 9523, 11198, 11748, 12216, 14124, 16797, 19046, 22396, 23496, 28248, 28569, 33594, 38092, 44792, 45301, 54463, 57138, 67188, 76184, 90602, 104753, 108926, 114276, 134376, 135903, 163389, 181204, 209506, 217852, 228552, 271806, 314259, 326778, 362408, 419012, 435704, 498311, 543612, 599093, 628518, 653556, 838024, 996622, 1087224, 1198186, 1257036, 1307112, 1494933, 1797279, 1993244, 2396372, 2514072, 2989866, 3594558, 3986488, 4792744, 4847207, 5979732, 7189116, 9694414, 11959464, 14378232, 14541621, 19388828, 29083242, 38777656, 53319277, 58166484, 106638554, 116332968, 159957831, 213277108, 319915662, 426554216, 639831324, 1279662648]

約数ペア:

[(1, 1279662648), (2, 639831324), (3, 426554216), (4, 319915662), (6, 213277108), (8, 159957831), (11, 116332968), (12, 106638554), (22, 58166484), (24, 53319277), (33, 38777656), (44, 29083242), (66, 19388828), (88, 14541621), (89, 14378232), (107, 11959464), (132, 9694414), (178, 7189116), (214, 5979732), (264, 4847207), (267, 4792744), (321, 3986488), (356, 3594558), (428, 2989866), (509, 2514072), (534, 2396372), (642, 1993244), (712, 1797279), (856, 1494933), (979, 1307112), (1018, 1257036), (1068, 1198186), (1177, 1087224), (1284, 996622), (1527, 838024), (1958, 653556), (2036, 628518), (2136, 599093), (2354, 543612), (2568, 498311), (2937, 435704), (3054, 419012), (3531, 362408), (3916, 326778), (4072, 314259), (4708, 271806), (5599, 228552), (5874, 217852), (6108, 209506), (7062, 181204), (7832, 163389), (9416, 135903), (9523, 134376), (11198, 114276), (11748, 108926), (12216, 104753), (14124, 90602), (16797, 76184), (19046, 67188), (22396, 57138), (23496, 54463), (28248, 45301), (28569, 44792), (33594, 38092)]