80030720

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1$

素因数の和:79

約数の個数: 264

約数和(自身を含む): 252026640

約数和(自身を除く): 171995920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 29, 32, 35, 40, 44, 49, 55, 56, 58, 64, 70, 77, 80, 88, 98, 110, 112, 116, 128, 140, 145, 154, 160, 176, 196, 203, 220, 224, 232, 245, 256, 280, 290, 308, 319, 320, 352, 385, 392, 406, 440, 448, 464, 490, 512, 539, 560, 580, 616, 638, 640, 704, 770, 784, 812, 880, 896, 928, 980, 1015, 1024, 1078, 1120, 1160, 1232, 1276, 1280, 1408, 1421, 1540, 1568, 1595, 1624, 1760, 1792, 1856, 1960, 2030, 2156, 2233, 2240, 2320, 2464, 2552, 2560, 2695, 2816, 2842, 3080, 3136, 3190, 3248, 3520, 3584, 3712, 3920, 4060, 4312, 4466, 4480, 4640, 4928, 5104, 5120, 5390, 5632, 5684, 6160, 6272, 6380, 6496, 7040, 7105, 7168, 7424, 7840, 8120, 8624, 8932, 8960, 9280, 9856, 10208, 10780, 11165, 11264, 11368, 12320, 12544, 12760, 12992, 14080, 14210, 14848, 15631, 15680, 16240, 17248, 17864, 17920, 18560, 19712, 20416, 21560, 22330, 22736, 24640, 25088, 25520, 25984, 28160, 28420, 29696, 31262, 31360, 32480, 34496, 35728, 35840, 37120, 39424, 40832, 43120, 44660, 45472, 49280, 50176, 51040, 51968, 56320, 56840, 62524, 62720, 64960, 68992, 71456, 74240, 78155, 78848, 81664, 86240, 89320, 90944, 98560, 102080, 103936, 113680, 125048, 125440, 129920, 137984, 142912, 148480, 156310, 163328, 172480, 178640, 181888, 197120, 204160, 207872, 227360, 250096, 250880, 259840, 275968, 285824, 312620, 326656, 344960, 357280, 363776, 394240, 408320, 454720, 500192, 519680, 551936, 571648, 625240, 689920, 714560, 727552, 816640, 909440, 1000384, 1039360, 1143296, 1250480, 1379840, 1429120, 1455104, 1633280, 1818880, 2000768, 2286592, 2500960, 2759680, 2858240, 3637760, 4001536, 5001920, 5716480, 7275520, 8003072, 10003840, 11432960, 16006144, 20007680, 40015360, 80030720]

約数ペア:

[(1, 80030720), (2, 40015360), (4, 20007680), (5, 16006144), (7, 11432960), (8, 10003840), (10, 8003072), (11, 7275520), (14, 5716480), (16, 5001920), (20, 4001536), (22, 3637760), (28, 2858240), (29, 2759680), (32, 2500960), (35, 2286592), (40, 2000768), (44, 1818880), (49, 1633280), (55, 1455104), (56, 1429120), (58, 1379840), (64, 1250480), (70, 1143296), (77, 1039360), (80, 1000384), (88, 909440), (98, 816640), (110, 727552), (112, 714560), (116, 689920), (128, 625240), (140, 571648), (145, 551936), (154, 519680), (160, 500192), (176, 454720), (196, 408320), (203, 394240), (220, 363776), (224, 357280), (232, 344960), (245, 326656), (256, 312620), (280, 285824), (290, 275968), (308, 259840), (319, 250880), (320, 250096), (352, 227360), (385, 207872), (392, 204160), (406, 197120), (440, 181888), (448, 178640), (464, 172480), (490, 163328), (512, 156310), (539, 148480), (560, 142912), (580, 137984), (616, 129920), (638, 125440), (640, 125048), (704, 113680), (770, 103936), (784, 102080), (812, 98560), (880, 90944), (896, 89320), (928, 86240), (980, 81664), (1015, 78848), (1024, 78155), (1078, 74240), (1120, 71456), (1160, 68992), (1232, 64960), (1276, 62720), (1280, 62524), (1408, 56840), (1421, 56320), (1540, 51968), (1568, 51040), (1595, 50176), (1624, 49280), (1760, 45472), (1792, 44660), (1856, 43120), (1960, 40832), (2030, 39424), (2156, 37120), (2233, 35840), (2240, 35728), (2320, 34496), (2464, 32480), (2552, 31360), (2560, 31262), (2695, 29696), (2816, 28420), (2842, 28160), (3080, 25984), (3136, 25520), (3190, 25088), (3248, 24640), (3520, 22736), (3584, 22330), (3712, 21560), (3920, 20416), (4060, 19712), (4312, 18560), (4466, 17920), (4480, 17864), (4640, 17248), (4928, 16240), (5104, 15680), (5120, 15631), (5390, 14848), (5632, 14210), (5684, 14080), (6160, 12992), (6272, 12760), (6380, 12544), (6496, 12320), (7040, 11368), (7105, 11264), (7168, 11165), (7424, 10780), (7840, 10208), (8120, 9856), (8624, 9280), (8932, 8960)]