1980054720

素因数分解:

$2^6\times 3^4\times 5^1\times 7^2\times {\mathrm{1559}}^1$

素因数の和:1602

約数の個数: 420

約数和(自身を含む): 8198601840

約数和(自身を除く): 6218547120

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, 49, 54, 56, 60, 63, 64, 70, 72, 80, 81, 84, 90, 96, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 160, 162, 168, 180, 189, 192, 196, 210, 216, 224, 240, 245, 252, 270, 280, 288, 294, 315, 320, 324, 336, 360, 378, 392, 405, 420, 432, 441, 448, 480, 490, 504, 540, 560, 567, 576, 588, 630, 648, 672, 720, 735, 756, 784, 810, 840, 864, 882, 945, 960, 980, 1008, 1080, 1120, 1134, 1176, 1260, 1296, 1323, 1344, 1440, 1470, 1512, 1559, 1568, 1620, 1680, 1728, 1764, 1890, 1960, 2016, 2160, 2205, 2240, 2268, 2352, 2520, 2592, 2646, 2835, 2880, 2940, 3024, 3118, 3136, 3240, 3360, 3528, 3780, 3920, 3969, 4032, 4320, 4410, 4536, 4677, 4704, 5040, 5184, 5292, 5670, 5880, 6048, 6236, 6480, 6615, 6720, 7056, 7560, 7795, 7840, 7938, 8640, 8820, 9072, 9354, 9408, 10080, 10584, 10913, 11340, 11760, 12096, 12472, 12960, 13230, 14031, 14112, 15120, 15590, 15680, 15876, 17640, 18144, 18708, 19845, 20160, 21168, 21826, 22680, 23385, 23520, 24944, 25920, 26460, 28062, 28224, 30240, 31180, 31752, 32739, 35280, 36288, 37416, 39690, 42093, 42336, 43652, 45360, 46770, 47040, 49888, 52920, 54565, 56124, 60480, 62360, 63504, 65478, 70155, 70560, 74832, 76391, 79380, 84186, 84672, 87304, 90720, 93540, 98217, 99776, 105840, 109130, 112248, 124720, 126279, 127008, 130956, 140310, 141120, 149664, 152782, 158760, 163695, 168372, 174608, 181440, 187080, 196434, 210465, 211680, 218260, 224496, 229173, 249440, 252558, 254016, 261912, 280620, 294651, 299328, 305564, 317520, 327390, 336744, 349216, 374160, 381955, 392868, 420930, 423360, 436520, 448992, 458346, 491085, 498880, 505116, 523824, 561240, 589302, 611128, 631395, 635040, 654780, 673488, 687519, 698432, 748320, 763910, 785736, 841860, 873040, 883953, 897984, 916692, 982170, 1010232, 1047648, 1122480, 1145865, 1178604, 1222256, 1262790, 1270080, 1309560, 1346976, 1375038, 1473255, 1496640, 1527820, 1571472, 1683720, 1746080, 1767906, 1833384, 1964340, 2020464, 2062557, 2095296, 2244960, 2291730, 2357208, 2444512, 2525580, 2619120, 2693952, 2750076, 2946510, 3055640, 3142944, 3367440, 3437595, 3492160, 3535812, 3666768, 3928680, 4040928, 4125114, 4419765, 4489920, 4583460, 4714416, 4889024, 5051160, 5238240, 5500152, 5893020, 6111280, 6187671, 6285888, 6734880, 6875190, 7071624, 7333536, 7857360, 8081856, 8250228, 8839530, 9166920, 9428832, 10102320, 10312785, 10476480, 11000304, 11786040, 12222560, 12375342, 13469760, 13750380, 14143248, 14667072, 15714720, 16500456, 17679060, 18333840, 18857664, 20204640, 20625570, 22000608, 23572080, 24445120, 24750684, 27500760, 28286496, 30938355, 31429440, 33000912, 35358120, 36667680, 40409280, 41251140, 44001216, 47144160, 49501368, 55001520, 56572992, 61876710, 66001824, 70716240, 73335360, 82502280, 94288320, 99002736, 110003040, 123753420, 132003648, 141432480, 165004560, 198005472, 220006080, 247506840, 282864960, 330009120, 396010944, 495013680, 660018240, 990027360, 1980054720]

約数ペア:

[(1, 1980054720), (2, 990027360), (3, 660018240), (4, 495013680), (5, 396010944), (6, 330009120), (7, 282864960), (8, 247506840), (9, 220006080), (10, 198005472), (12, 165004560), (14, 141432480), (15, 132003648), (16, 123753420), (18, 110003040), (20, 99002736), (21, 94288320), (24, 82502280), (27, 73335360), (28, 70716240), (30, 66001824), (32, 61876710), (35, 56572992), (36, 55001520), (40, 49501368), (42, 47144160), (45, 44001216), (48, 41251140), (49, 40409280), (54, 36667680), (56, 35358120), (60, 33000912), (63, 31429440), (64, 30938355), (70, 28286496), (72, 27500760), (80, 24750684), (81, 24445120), (84, 23572080), (90, 22000608), (96, 20625570), (98, 20204640), (105, 18857664), (108, 18333840), (112, 17679060), (120, 16500456), (126, 15714720), (135, 14667072), (140, 14143248), (144, 13750380), (147, 13469760), (160, 12375342), (162, 12222560), (168, 11786040), (180, 11000304), (189, 10476480), (192, 10312785), (196, 10102320), (210, 9428832), (216, 9166920), (224, 8839530), (240, 8250228), (245, 8081856), (252, 7857360), (270, 7333536), (280, 7071624), (288, 6875190), (294, 6734880), (315, 6285888), (320, 6187671), (324, 6111280), (336, 5893020), (360, 5500152), (378, 5238240), (392, 5051160), (405, 4889024), (420, 4714416), (432, 4583460), (441, 4489920), (448, 4419765), (480, 4125114), (490, 4040928), (504, 3928680), (540, 3666768), (560, 3535812), (567, 3492160), (576, 3437595), (588, 3367440), (630, 3142944), (648, 3055640), (672, 2946510), (720, 2750076), (735, 2693952), (756, 2619120), (784, 2525580), (810, 2444512), (840, 2357208), (864, 2291730), (882, 2244960), (945, 2095296), (960, 2062557), (980, 2020464), (1008, 1964340), (1080, 1833384), (1120, 1767906), (1134, 1746080), (1176, 1683720), (1260, 1571472), (1296, 1527820), (1323, 1496640), (1344, 1473255), (1440, 1375038), (1470, 1346976), (1512, 1309560), (1559, 1270080), (1568, 1262790), (1620, 1222256), (1680, 1178604), (1728, 1145865), (1764, 1122480), (1890, 1047648), (1960, 1010232), (2016, 982170), (2160, 916692), (2205, 897984), (2240, 883953), (2268, 873040), (2352, 841860), (2520, 785736), (2592, 763910), (2646, 748320), (2835, 698432), (2880, 687519), (2940, 673488), (3024, 654780), (3118, 635040), (3136, 631395), (3240, 611128), (3360, 589302), (3528, 561240), (3780, 523824), (3920, 505116), (3969, 498880), (4032, 491085), (4320, 458346), (4410, 448992), (4536, 436520), (4677, 423360), (4704, 420930), (5040, 392868), (5184, 381955), (5292, 374160), (5670, 349216), (5880, 336744), (6048, 327390), (6236, 317520), (6480, 305564), (6615, 299328), (6720, 294651), (7056, 280620), (7560, 261912), (7795, 254016), (7840, 252558), (7938, 249440), (8640, 229173), (8820, 224496), (9072, 218260), (9354, 211680), (9408, 210465), (10080, 196434), (10584, 187080), (10913, 181440), (11340, 174608), (11760, 168372), (12096, 163695), (12472, 158760), (12960, 152782), (13230, 149664), (14031, 141120), (14112, 140310), (15120, 130956), (15590, 127008), (15680, 126279), (15876, 124720), (17640, 112248), (18144, 109130), (18708, 105840), (19845, 99776), (20160, 98217), (21168, 93540), (21826, 90720), (22680, 87304), (23385, 84672), (23520, 84186), (24944, 79380), (25920, 76391), (26460, 74832), (28062, 70560), (28224, 70155), (30240, 65478), (31180, 63504), (31752, 62360), (32739, 60480), (35280, 56124), (36288, 54565), (37416, 52920), (39690, 49888), (42093, 47040), (42336, 46770), (43652, 45360)]