489190912

素因数分解:

$2^9\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:117

約数の個数: 240

約数和(自身を含む): 1276311168

約数和(自身を除く): 787120256

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 32, 34, 37, 49, 56, 62, 64, 68, 74, 98, 112, 119, 124, 128, 136, 148, 196, 217, 224, 238, 248, 256, 259, 272, 296, 392, 434, 448, 476, 496, 512, 518, 527, 544, 592, 629, 784, 833, 868, 896, 952, 992, 1036, 1054, 1088, 1147, 1184, 1258, 1519, 1568, 1666, 1736, 1792, 1813, 1904, 1984, 2072, 2108, 2176, 2294, 2368, 2516, 3038, 3136, 3332, 3472, 3584, 3626, 3689, 3808, 3968, 4144, 4216, 4352, 4403, 4588, 4736, 5032, 6076, 6272, 6664, 6944, 7252, 7378, 7616, 7936, 8029, 8288, 8432, 8704, 8806, 9176, 9472, 10064, 12152, 12544, 13328, 13888, 14504, 14756, 15232, 15872, 16058, 16576, 16864, 17612, 18352, 18944, 19499, 20128, 24304, 25088, 25823, 26656, 27776, 29008, 29512, 30464, 30821, 32116, 33152, 33728, 35224, 36704, 38998, 40256, 48608, 51646, 53312, 55552, 56203, 58016, 59024, 60928, 61642, 64232, 66304, 67456, 70448, 73408, 77996, 80512, 97216, 103292, 106624, 111104, 112406, 116032, 118048, 123284, 128464, 132608, 134912, 136493, 140896, 146816, 155992, 161024, 194432, 206584, 213248, 224812, 232064, 236096, 246568, 256928, 269824, 272986, 281792, 293632, 311984, 322048, 388864, 413168, 426496, 449624, 464128, 472192, 493136, 513856, 545972, 563584, 587264, 623968, 777728, 826336, 899248, 928256, 944384, 955451, 986272, 1027712, 1091944, 1127168, 1247936, 1652672, 1798496, 1888768, 1910902, 1972544, 2055424, 2183888, 2254336, 2495872, 3305344, 3596992, 3821804, 3945088, 4110848, 4367776, 4991744, 6610688, 7193984, 7643608, 7890176, 8735552, 9983488, 13221376, 14387968, 15287216, 15780352, 17471104, 28775936, 30574432, 34942208, 61148864, 69884416, 122297728, 244595456, 489190912]

約数ペア:

[(1, 489190912), (2, 244595456), (4, 122297728), (7, 69884416), (8, 61148864), (14, 34942208), (16, 30574432), (17, 28775936), (28, 17471104), (31, 15780352), (32, 15287216), (34, 14387968), (37, 13221376), (49, 9983488), (56, 8735552), (62, 7890176), (64, 7643608), (68, 7193984), (74, 6610688), (98, 4991744), (112, 4367776), (119, 4110848), (124, 3945088), (128, 3821804), (136, 3596992), (148, 3305344), (196, 2495872), (217, 2254336), (224, 2183888), (238, 2055424), (248, 1972544), (256, 1910902), (259, 1888768), (272, 1798496), (296, 1652672), (392, 1247936), (434, 1127168), (448, 1091944), (476, 1027712), (496, 986272), (512, 955451), (518, 944384), (527, 928256), (544, 899248), (592, 826336), (629, 777728), (784, 623968), (833, 587264), (868, 563584), (896, 545972), (952, 513856), (992, 493136), (1036, 472192), (1054, 464128), (1088, 449624), (1147, 426496), (1184, 413168), (1258, 388864), (1519, 322048), (1568, 311984), (1666, 293632), (1736, 281792), (1792, 272986), (1813, 269824), (1904, 256928), (1984, 246568), (2072, 236096), (2108, 232064), (2176, 224812), (2294, 213248), (2368, 206584), (2516, 194432), (3038, 161024), (3136, 155992), (3332, 146816), (3472, 140896), (3584, 136493), (3626, 134912), (3689, 132608), (3808, 128464), (3968, 123284), (4144, 118048), (4216, 116032), (4352, 112406), (4403, 111104), (4588, 106624), (4736, 103292), (5032, 97216), (6076, 80512), (6272, 77996), (6664, 73408), (6944, 70448), (7252, 67456), (7378, 66304), (7616, 64232), (7936, 61642), (8029, 60928), (8288, 59024), (8432, 58016), (8704, 56203), (8806, 55552), (9176, 53312), (9472, 51646), (10064, 48608), (12152, 40256), (12544, 38998), (13328, 36704), (13888, 35224), (14504, 33728), (14756, 33152), (15232, 32116), (15872, 30821), (16058, 30464), (16576, 29512), (16864, 29008), (17612, 27776), (18352, 26656), (18944, 25823), (19499, 25088), (20128, 24304)]