20574298080

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{226789}}^1$

素因数の和:226823

約数の個数: 240

約数和(自身を含む): 82983368160

約数和(自身を除く): 62409070080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 504, 540, 560, 567, 630, 648, 672, 720, 756, 810, 840, 864, 945, 1008, 1080, 1120, 1134, 1260, 1296, 1440, 1512, 1620, 1680, 1890, 2016, 2160, 2268, 2520, 2592, 2835, 3024, 3240, 3360, 3780, 4320, 4536, 5040, 5670, 6048, 6480, 7560, 9072, 10080, 11340, 12960, 15120, 18144, 22680, 30240, 45360, 90720, 226789, 453578, 680367, 907156, 1133945, 1360734, 1587523, 1814312, 2041101, 2267890, 2721468, 3175046, 3401835, 3628624, 4082202, 4535780, 4762569, 5442936, 6123303, 6350092, 6803670, 7257248, 7937615, 8164404, 9071560, 9525138, 10205505, 10885872, 12246606, 12700184, 13607340, 14287707, 15875230, 16328808, 18143120, 18369909, 19050276, 20411010, 21771744, 23812845, 24493212, 25400368, 27214680, 28575414, 30616515, 31750460, 32657616, 36286240, 36739818, 38100552, 40822020, 42863121, 47625690, 48986424, 50800736, 54429360, 57150828, 61233030, 63500920, 65315232, 71438535, 73479636, 76201104, 81644040, 85726242, 91849545, 95251380, 97972848, 108858720, 114301656, 122466060, 127001840, 128589363, 142877070, 146959272, 152402208, 163288080, 171452484, 183699090, 190502760, 195945696, 214315605, 228603312, 244932120, 254003680, 257178726, 285754140, 293918544, 326576160, 342904968, 367398180, 381005520, 428631210, 457206624, 489864240, 514357452, 571508280, 587837088, 642946815, 685809936, 734796360, 762011040, 857262420, 979728480, 1028714904, 1143016560, 1285893630, 1371619872, 1469592720, 1714524840, 2057429808, 2286033120, 2571787260, 2939185440, 3429049680, 4114859616, 5143574520, 6858099360, 10287149040, 20574298080]

約数ペア:

[(1, 20574298080), (2, 10287149040), (3, 6858099360), (4, 5143574520), (5, 4114859616), (6, 3429049680), (7, 2939185440), (8, 2571787260), (9, 2286033120), (10, 2057429808), (12, 1714524840), (14, 1469592720), (15, 1371619872), (16, 1285893630), (18, 1143016560), (20, 1028714904), (21, 979728480), (24, 857262420), (27, 762011040), (28, 734796360), (30, 685809936), (32, 642946815), (35, 587837088), (36, 571508280), (40, 514357452), (42, 489864240), (45, 457206624), (48, 428631210), (54, 381005520), (56, 367398180), (60, 342904968), (63, 326576160), (70, 293918544), (72, 285754140), (80, 257178726), (81, 254003680), (84, 244932120), (90, 228603312), (96, 214315605), (105, 195945696), (108, 190502760), (112, 183699090), (120, 171452484), (126, 163288080), (135, 152402208), (140, 146959272), (144, 142877070), (160, 128589363), (162, 127001840), (168, 122466060), (180, 114301656), (189, 108858720), (210, 97972848), (216, 95251380), (224, 91849545), (240, 85726242), (252, 81644040), (270, 76201104), (280, 73479636), (288, 71438535), (315, 65315232), (324, 63500920), (336, 61233030), (360, 57150828), (378, 54429360), (405, 50800736), (420, 48986424), (432, 47625690), (480, 42863121), (504, 40822020), (540, 38100552), (560, 36739818), (567, 36286240), (630, 32657616), (648, 31750460), (672, 30616515), (720, 28575414), (756, 27214680), (810, 25400368), (840, 24493212), (864, 23812845), (945, 21771744), (1008, 20411010), (1080, 19050276), (1120, 18369909), (1134, 18143120), (1260, 16328808), (1296, 15875230), (1440, 14287707), (1512, 13607340), (1620, 12700184), (1680, 12246606), (1890, 10885872), (2016, 10205505), (2160, 9525138), (2268, 9071560), (2520, 8164404), (2592, 7937615), (2835, 7257248), (3024, 6803670), (3240, 6350092), (3360, 6123303), (3780, 5442936), (4320, 4762569), (4536, 4535780), (5040, 4082202), (5670, 3628624), (6048, 3401835), (6480, 3175046), (7560, 2721468), (9072, 2267890), (10080, 2041101), (11340, 1814312), (12960, 1587523), (15120, 1360734), (18144, 1133945), (22680, 907156), (30240, 680367), (45360, 453578), (90720, 226789)]