21836640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:189

約数の個数: 192

約数和(自身を含む): 80607744

約数和(自身を除く): 58771104

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 67, 70, 80, 84, 96, 97, 105, 112, 120, 134, 140, 160, 168, 194, 201, 210, 224, 240, 268, 280, 291, 335, 336, 388, 402, 420, 469, 480, 485, 536, 560, 582, 670, 672, 679, 776, 804, 840, 938, 970, 1005, 1072, 1120, 1164, 1340, 1358, 1407, 1455, 1552, 1608, 1680, 1876, 1940, 2010, 2037, 2144, 2328, 2345, 2680, 2716, 2814, 2910, 3104, 3216, 3360, 3395, 3752, 3880, 4020, 4074, 4656, 4690, 5360, 5432, 5628, 5820, 6432, 6499, 6790, 7035, 7504, 7760, 8040, 8148, 9312, 9380, 10185, 10720, 10864, 11256, 11640, 12998, 13580, 14070, 15008, 15520, 16080, 16296, 18760, 19497, 20370, 21728, 22512, 23280, 25996, 27160, 28140, 32160, 32495, 32592, 37520, 38994, 40740, 45024, 45493, 46560, 51992, 54320, 56280, 64990, 65184, 75040, 77988, 81480, 90986, 97485, 103984, 108640, 112560, 129980, 136479, 155976, 162960, 181972, 194970, 207968, 225120, 227465, 259960, 272958, 311952, 325920, 363944, 389940, 454930, 519920, 545916, 623904, 682395, 727888, 779880, 909860, 1039840, 1091832, 1364790, 1455776, 1559760, 1819720, 2183664, 2729580, 3119520, 3639440, 4367328, 5459160, 7278880, 10918320, 21836640]

約数ペア:

[(1, 21836640), (2, 10918320), (3, 7278880), (4, 5459160), (5, 4367328), (6, 3639440), (7, 3119520), (8, 2729580), (10, 2183664), (12, 1819720), (14, 1559760), (15, 1455776), (16, 1364790), (20, 1091832), (21, 1039840), (24, 909860), (28, 779880), (30, 727888), (32, 682395), (35, 623904), (40, 545916), (42, 519920), (48, 454930), (56, 389940), (60, 363944), (67, 325920), (70, 311952), (80, 272958), (84, 259960), (96, 227465), (97, 225120), (105, 207968), (112, 194970), (120, 181972), (134, 162960), (140, 155976), (160, 136479), (168, 129980), (194, 112560), (201, 108640), (210, 103984), (224, 97485), (240, 90986), (268, 81480), (280, 77988), (291, 75040), (335, 65184), (336, 64990), (388, 56280), (402, 54320), (420, 51992), (469, 46560), (480, 45493), (485, 45024), (536, 40740), (560, 38994), (582, 37520), (670, 32592), (672, 32495), (679, 32160), (776, 28140), (804, 27160), (840, 25996), (938, 23280), (970, 22512), (1005, 21728), (1072, 20370), (1120, 19497), (1164, 18760), (1340, 16296), (1358, 16080), (1407, 15520), (1455, 15008), (1552, 14070), (1608, 13580), (1680, 12998), (1876, 11640), (1940, 11256), (2010, 10864), (2037, 10720), (2144, 10185), (2328, 9380), (2345, 9312), (2680, 8148), (2716, 8040), (2814, 7760), (2910, 7504), (3104, 7035), (3216, 6790), (3360, 6499), (3395, 6432), (3752, 5820), (3880, 5628), (4020, 5432), (4074, 5360), (4656, 4690)]