40015360

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1$

素因数の和:77

約数の個数: 240

約数和(自身を含む): 125951760

約数和(自身を除く): 85936400

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, 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, 5390, 5632, 5684, 6160, 6272, 6380, 6496, 7040, 7105, 7424, 7840, 8120, 8624, 8932, 8960, 9280, 9856, 10208, 10780, 11165, 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, 31262, 31360, 32480, 34496, 35728, 37120, 39424, 40832, 43120, 44660, 45472, 49280, 51040, 51968, 56840, 62524, 62720, 64960, 68992, 71456, 74240, 78155, 81664, 86240, 89320, 90944, 98560, 102080, 103936, 113680, 125048, 125440, 129920, 137984, 142912, 156310, 163328, 172480, 178640, 181888, 197120, 204160, 227360, 250096, 259840, 275968, 285824, 312620, 344960, 357280, 363776, 408320, 454720, 500192, 519680, 571648, 625240, 689920, 714560, 727552, 816640, 909440, 1000384, 1143296, 1250480, 1379840, 1429120, 1818880, 2000768, 2500960, 2858240, 3637760, 4001536, 5001920, 5716480, 8003072, 10003840, 20007680, 40015360]

約数ペア:

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