831613440

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:563

約数の個数: 320

約数和(自身を含む): 3142656000

約数和(自身を除く): 2311042560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 128, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 256, 280, 310, 320, 336, 372, 384, 420, 434, 448, 465, 480, 496, 499, 512, 560, 620, 640, 651, 672, 744, 768, 840, 868, 896, 930, 960, 992, 998, 1085, 1120, 1240, 1280, 1302, 1344, 1488, 1497, 1536, 1680, 1736, 1792, 1860, 1920, 1984, 1996, 2170, 2240, 2480, 2495, 2560, 2604, 2688, 2976, 2994, 3255, 3360, 3472, 3493, 3584, 3720, 3840, 3968, 3992, 4340, 4480, 4960, 4990, 5208, 5376, 5952, 5988, 6510, 6720, 6944, 6986, 7440, 7485, 7680, 7936, 7984, 8680, 8960, 9920, 9980, 10416, 10479, 10752, 11904, 11976, 13020, 13440, 13888, 13972, 14880, 14970, 15469, 15872, 15968, 17360, 17465, 17920, 19840, 19960, 20832, 20958, 23808, 23952, 26040, 26880, 27776, 27944, 29760, 29940, 30938, 31936, 34720, 34930, 39680, 39920, 41664, 41916, 46407, 47616, 47904, 52080, 52395, 53760, 55552, 55888, 59520, 59880, 61876, 63872, 69440, 69860, 77345, 79360, 79840, 83328, 83832, 92814, 95808, 104160, 104790, 108283, 111104, 111776, 119040, 119760, 123752, 127744, 138880, 139720, 154690, 159680, 166656, 167664, 185628, 191616, 208320, 209580, 216566, 223552, 232035, 238080, 239520, 247504, 255488, 277760, 279440, 309380, 319360, 324849, 333312, 335328, 371256, 383232, 416640, 419160, 433132, 447104, 464070, 479040, 495008, 541415, 555520, 558880, 618760, 638720, 649698, 670656, 742512, 766464, 833280, 838320, 866264, 894208, 928140, 958080, 990016, 1082830, 1117760, 1237520, 1277440, 1299396, 1341312, 1485024, 1624245, 1666560, 1676640, 1732528, 1788416, 1856280, 1916160, 1980032, 2165660, 2235520, 2475040, 2598792, 2682624, 2970048, 3248490, 3353280, 3465056, 3712560, 3832320, 3960064, 4331320, 4471040, 4950080, 5197584, 5365248, 5940096, 6496980, 6706560, 6930112, 7425120, 7920128, 8662640, 8942080, 9900160, 10395168, 11880192, 12993960, 13413120, 13860224, 14850240, 17325280, 19800320, 20790336, 23760384, 25987920, 26826240, 27720448, 29700480, 34650560, 39600640, 41580672, 51975840, 55440896, 59400960, 69301120, 83161344, 103951680, 118801920, 138602240, 166322688, 207903360, 277204480, 415806720, 831613440]

約数ペア:

[(1, 831613440), (2, 415806720), (3, 277204480), (4, 207903360), (5, 166322688), (6, 138602240), (7, 118801920), (8, 103951680), (10, 83161344), (12, 69301120), (14, 59400960), (15, 55440896), (16, 51975840), (20, 41580672), (21, 39600640), (24, 34650560), (28, 29700480), (30, 27720448), (31, 26826240), (32, 25987920), (35, 23760384), (40, 20790336), (42, 19800320), (48, 17325280), (56, 14850240), (60, 13860224), (62, 13413120), (64, 12993960), (70, 11880192), (80, 10395168), (84, 9900160), (93, 8942080), (96, 8662640), (105, 7920128), (112, 7425120), (120, 6930112), (124, 6706560), (128, 6496980), (140, 5940096), (155, 5365248), (160, 5197584), (168, 4950080), (186, 4471040), (192, 4331320), (210, 3960064), (217, 3832320), (224, 3712560), (240, 3465056), (248, 3353280), (256, 3248490), (280, 2970048), (310, 2682624), (320, 2598792), (336, 2475040), (372, 2235520), (384, 2165660), (420, 1980032), (434, 1916160), (448, 1856280), (465, 1788416), (480, 1732528), (496, 1676640), (499, 1666560), (512, 1624245), (560, 1485024), (620, 1341312), (640, 1299396), (651, 1277440), (672, 1237520), (744, 1117760), (768, 1082830), (840, 990016), (868, 958080), (896, 928140), (930, 894208), (960, 866264), (992, 838320), (998, 833280), (1085, 766464), (1120, 742512), (1240, 670656), (1280, 649698), (1302, 638720), (1344, 618760), (1488, 558880), (1497, 555520), (1536, 541415), (1680, 495008), (1736, 479040), (1792, 464070), (1860, 447104), (1920, 433132), (1984, 419160), (1996, 416640), (2170, 383232), (2240, 371256), (2480, 335328), (2495, 333312), (2560, 324849), (2604, 319360), (2688, 309380), (2976, 279440), (2994, 277760), (3255, 255488), (3360, 247504), (3472, 239520), (3493, 238080), (3584, 232035), (3720, 223552), (3840, 216566), (3968, 209580), (3992, 208320), (4340, 191616), (4480, 185628), (4960, 167664), (4990, 166656), (5208, 159680), (5376, 154690), (5952, 139720), (5988, 138880), (6510, 127744), (6720, 123752), (6944, 119760), (6986, 119040), (7440, 111776), (7485, 111104), (7680, 108283), (7936, 104790), (7984, 104160), (8680, 95808), (8960, 92814), (9920, 83832), (9980, 83328), (10416, 79840), (10479, 79360), (10752, 77345), (11904, 69860), (11976, 69440), (13020, 63872), (13440, 61876), (13888, 59880), (13972, 59520), (14880, 55888), (14970, 55552), (15469, 53760), (15872, 52395), (15968, 52080), (17360, 47904), (17465, 47616), (17920, 46407), (19840, 41916), (19960, 41664), (20832, 39920), (20958, 39680), (23808, 34930), (23952, 34720), (26040, 31936), (26880, 30938), (27776, 29940), (27944, 29760)]