1277940384

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{137}}^1\times {\mathrm{661}}^1$

素因数の和:828

約数の個数: 216

約数和(自身を含む): 4264772148

約数和(自身を除く): 2986831764

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 72, 84, 96, 98, 112, 126, 137, 144, 147, 168, 196, 224, 252, 274, 288, 294, 336, 392, 411, 441, 504, 548, 588, 661, 672, 784, 822, 882, 959, 1008, 1096, 1176, 1233, 1322, 1568, 1644, 1764, 1918, 1983, 2016, 2192, 2352, 2466, 2644, 2877, 3288, 3528, 3836, 3966, 4384, 4627, 4704, 4932, 5288, 5754, 5949, 6576, 6713, 7056, 7672, 7932, 8631, 9254, 9864, 10576, 11508, 11898, 13152, 13426, 13881, 14112, 15344, 15864, 17262, 18508, 19728, 20139, 21152, 23016, 23796, 26852, 27762, 30688, 31728, 32389, 34524, 37016, 39456, 40278, 41643, 46032, 47592, 53704, 55524, 60417, 63456, 64778, 69048, 74032, 80556, 83286, 90557, 92064, 95184, 97167, 107408, 111048, 120834, 129556, 138096, 148064, 161112, 166572, 181114, 190368, 194334, 214816, 222096, 241668, 259112, 271671, 276192, 291501, 322224, 333144, 362228, 388668, 444192, 483336, 518224, 543342, 583002, 633899, 644448, 666288, 724456, 777336, 815013, 966672, 1036448, 1086684, 1166004, 1267798, 1332576, 1448912, 1554672, 1630026, 1901697, 1933344, 2173368, 2332008, 2535596, 2897824, 3109344, 3260052, 3803394, 4346736, 4437293, 4664016, 5071192, 5705091, 6520104, 7606788, 8693472, 8874586, 9328032, 10142384, 11410182, 13040208, 13311879, 15213576, 17749172, 20284768, 22820364, 26080416, 26623758, 30427152, 35498344, 39935637, 45640728, 53247516, 60854304, 70996688, 79871274, 91281456, 106495032, 141993376, 159742548, 182562912, 212990064, 319485096, 425980128, 638970192, 1277940384]

約数ペア:

[(1, 1277940384), (2, 638970192), (3, 425980128), (4, 319485096), (6, 212990064), (7, 182562912), (8, 159742548), (9, 141993376), (12, 106495032), (14, 91281456), (16, 79871274), (18, 70996688), (21, 60854304), (24, 53247516), (28, 45640728), (32, 39935637), (36, 35498344), (42, 30427152), (48, 26623758), (49, 26080416), (56, 22820364), (63, 20284768), (72, 17749172), (84, 15213576), (96, 13311879), (98, 13040208), (112, 11410182), (126, 10142384), (137, 9328032), (144, 8874586), (147, 8693472), (168, 7606788), (196, 6520104), (224, 5705091), (252, 5071192), (274, 4664016), (288, 4437293), (294, 4346736), (336, 3803394), (392, 3260052), (411, 3109344), (441, 2897824), (504, 2535596), (548, 2332008), (588, 2173368), (661, 1933344), (672, 1901697), (784, 1630026), (822, 1554672), (882, 1448912), (959, 1332576), (1008, 1267798), (1096, 1166004), (1176, 1086684), (1233, 1036448), (1322, 966672), (1568, 815013), (1644, 777336), (1764, 724456), (1918, 666288), (1983, 644448), (2016, 633899), (2192, 583002), (2352, 543342), (2466, 518224), (2644, 483336), (2877, 444192), (3288, 388668), (3528, 362228), (3836, 333144), (3966, 322224), (4384, 291501), (4627, 276192), (4704, 271671), (4932, 259112), (5288, 241668), (5754, 222096), (5949, 214816), (6576, 194334), (6713, 190368), (7056, 181114), (7672, 166572), (7932, 161112), (8631, 148064), (9254, 138096), (9864, 129556), (10576, 120834), (11508, 111048), (11898, 107408), (13152, 97167), (13426, 95184), (13881, 92064), (14112, 90557), (15344, 83286), (15864, 80556), (17262, 74032), (18508, 69048), (19728, 64778), (20139, 63456), (21152, 60417), (23016, 55524), (23796, 53704), (26852, 47592), (27762, 46032), (30688, 41643), (31728, 40278), (32389, 39456), (34524, 37016)]