819790080

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{127}}^1$

素因数の和:233

約数の個数: 216

約数和(自身を含む): 2704751616

約数和(自身を除く): 1884961536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 127, 128, 160, 164, 192, 205, 240, 246, 254, 256, 320, 328, 381, 384, 410, 480, 492, 508, 615, 635, 640, 656, 762, 768, 820, 960, 984, 1016, 1230, 1270, 1280, 1312, 1524, 1640, 1681, 1905, 1920, 1968, 2032, 2460, 2540, 2624, 3048, 3280, 3362, 3810, 3840, 3936, 4064, 4920, 5043, 5080, 5207, 5248, 6096, 6560, 6724, 7620, 7872, 8128, 8405, 9840, 10086, 10160, 10414, 10496, 12192, 13120, 13448, 15240, 15621, 15744, 16256, 16810, 19680, 20172, 20320, 20828, 24384, 25215, 26035, 26240, 26896, 30480, 31242, 31488, 32512, 33620, 39360, 40344, 40640, 41656, 48768, 50430, 52070, 52480, 53792, 60960, 62484, 67240, 78105, 78720, 80688, 81280, 83312, 97536, 100860, 104140, 107584, 121920, 124968, 134480, 156210, 157440, 161376, 162560, 166624, 201720, 208280, 213487, 215168, 243840, 249936, 268960, 312420, 322752, 333248, 403440, 416560, 426974, 430336, 487680, 499872, 537920, 624840, 640461, 645504, 666496, 806880, 833120, 853948, 999744, 1067435, 1075840, 1249680, 1280922, 1291008, 1332992, 1613760, 1666240, 1707896, 1999488, 2134870, 2151680, 2499360, 2561844, 3202305, 3227520, 3332480, 3415792, 3998976, 4269740, 4998720, 5123688, 6404610, 6455040, 6664960, 6831584, 8539480, 9997440, 10247376, 12809220, 13663168, 17078960, 19994880, 20494752, 25618440, 27326336, 34157920, 40989504, 51236880, 54652672, 68315840, 81979008, 102473760, 136631680, 163958016, 204947520, 273263360, 409895040, 819790080]

約数ペア:

[(1, 819790080), (2, 409895040), (3, 273263360), (4, 204947520), (5, 163958016), (6, 136631680), (8, 102473760), (10, 81979008), (12, 68315840), (15, 54652672), (16, 51236880), (20, 40989504), (24, 34157920), (30, 27326336), (32, 25618440), (40, 20494752), (41, 19994880), (48, 17078960), (60, 13663168), (64, 12809220), (80, 10247376), (82, 9997440), (96, 8539480), (120, 6831584), (123, 6664960), (127, 6455040), (128, 6404610), (160, 5123688), (164, 4998720), (192, 4269740), (205, 3998976), (240, 3415792), (246, 3332480), (254, 3227520), (256, 3202305), (320, 2561844), (328, 2499360), (381, 2151680), (384, 2134870), (410, 1999488), (480, 1707896), (492, 1666240), (508, 1613760), (615, 1332992), (635, 1291008), (640, 1280922), (656, 1249680), (762, 1075840), (768, 1067435), (820, 999744), (960, 853948), (984, 833120), (1016, 806880), (1230, 666496), (1270, 645504), (1280, 640461), (1312, 624840), (1524, 537920), (1640, 499872), (1681, 487680), (1905, 430336), (1920, 426974), (1968, 416560), (2032, 403440), (2460, 333248), (2540, 322752), (2624, 312420), (3048, 268960), (3280, 249936), (3362, 243840), (3810, 215168), (3840, 213487), (3936, 208280), (4064, 201720), (4920, 166624), (5043, 162560), (5080, 161376), (5207, 157440), (5248, 156210), (6096, 134480), (6560, 124968), (6724, 121920), (7620, 107584), (7872, 104140), (8128, 100860), (8405, 97536), (9840, 83312), (10086, 81280), (10160, 80688), (10414, 78720), (10496, 78105), (12192, 67240), (13120, 62484), (13448, 60960), (15240, 53792), (15621, 52480), (15744, 52070), (16256, 50430), (16810, 48768), (19680, 41656), (20172, 40640), (20320, 40344), (20828, 39360), (24384, 33620), (25215, 32512), (26035, 31488), (26240, 31242), (26896, 30480)]