2778289920

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:428

約数の個数: 432

約数和(自身を含む): 11111772672

約数和(自身を除く): 8333482752

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 131, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 262, 263, 280, 288, 315, 320, 336, 360, 384, 393, 420, 448, 480, 504, 524, 526, 560, 576, 630, 640, 655, 672, 720, 768, 786, 789, 840, 896, 917, 960, 1008, 1048, 1052, 1120, 1152, 1179, 1260, 1280, 1310, 1315, 1344, 1440, 1572, 1578, 1680, 1792, 1834, 1841, 1920, 1965, 2016, 2096, 2104, 2240, 2304, 2358, 2367, 2520, 2620, 2630, 2688, 2751, 2880, 3144, 3156, 3360, 3668, 3682, 3840, 3930, 3945, 4032, 4192, 4208, 4480, 4585, 4716, 4734, 5040, 5240, 5260, 5376, 5502, 5523, 5760, 5895, 6288, 6312, 6720, 7336, 7364, 7860, 7890, 8064, 8253, 8384, 8416, 8960, 9170, 9205, 9432, 9468, 10080, 10480, 10520, 11004, 11046, 11520, 11790, 11835, 12576, 12624, 13440, 13755, 14672, 14728, 15720, 15780, 16128, 16506, 16569, 16768, 16832, 18340, 18410, 18864, 18936, 20160, 20960, 21040, 22008, 22092, 23580, 23670, 25152, 25248, 26880, 27510, 27615, 29344, 29456, 31440, 31560, 33012, 33138, 33536, 33664, 34453, 36680, 36820, 37728, 37872, 40320, 41265, 41920, 42080, 44016, 44184, 47160, 47340, 50304, 50496, 55020, 55230, 58688, 58912, 62880, 63120, 66024, 66276, 67328, 68906, 73360, 73640, 75456, 75744, 80640, 82530, 82845, 83840, 84160, 88032, 88368, 94320, 94680, 100608, 100992, 103359, 110040, 110460, 117376, 117824, 125760, 126240, 132048, 132552, 137812, 146720, 147280, 150912, 151488, 165060, 165690, 167680, 168320, 172265, 176064, 176736, 188640, 189360, 201984, 206718, 220080, 220920, 234752, 235648, 241171, 251520, 252480, 264096, 265104, 275624, 293440, 294560, 301824, 302976, 310077, 330120, 331380, 336640, 344530, 352128, 353472, 377280, 378720, 413436, 440160, 441840, 471296, 482342, 503040, 504960, 516795, 528192, 530208, 551248, 586880, 589120, 605952, 620154, 660240, 662760, 689060, 704256, 706944, 723513, 754560, 757440, 826872, 880320, 883680, 964684, 1009920, 1033590, 1056384, 1060416, 1102496, 1173760, 1178240, 1205855, 1240308, 1320480, 1325520, 1378120, 1413888, 1447026, 1509120, 1514880, 1550385, 1653744, 1760640, 1767360, 1929368, 2067180, 2112768, 2120832, 2170539, 2204992, 2356480, 2411710, 2480616, 2640960, 2651040, 2756240, 2894052, 3029760, 3100770, 3307488, 3521280, 3534720, 3617565, 3858736, 4134360, 4241664, 4341078, 4409984, 4823420, 4961232, 5281920, 5302080, 5512480, 5788104, 6201540, 6614976, 7069440, 7235130, 7717472, 8268720, 8682156, 8819968, 9646840, 9922464, 10563840, 10604160, 10852695, 11024960, 11576208, 12403080, 13229952, 14470260, 15434944, 16537440, 17364312, 19293680, 19844928, 21208320, 21705390, 22049920, 23152416, 24806160, 26459904, 28940520, 30869888, 33074880, 34728624, 38587360, 39689856, 43410780, 44099840, 46304832, 49612320, 57881040, 61739776, 66149760, 69457248, 77174720, 79379712, 86821560, 92609664, 99224640, 115762080, 132299520, 138914496, 154349440, 173643120, 185219328, 198449280, 231524160, 277828992, 308698880, 347286240, 396898560, 463048320, 555657984, 694572480, 926096640, 1389144960, 2778289920]

約数ペア:

[(1, 2778289920), (2, 1389144960), (3, 926096640), (4, 694572480), (5, 555657984), (6, 463048320), (7, 396898560), (8, 347286240), (9, 308698880), (10, 277828992), (12, 231524160), (14, 198449280), (15, 185219328), (16, 173643120), (18, 154349440), (20, 138914496), (21, 132299520), (24, 115762080), (28, 99224640), (30, 92609664), (32, 86821560), (35, 79379712), (36, 77174720), (40, 69457248), (42, 66149760), (45, 61739776), (48, 57881040), (56, 49612320), (60, 46304832), (63, 44099840), (64, 43410780), (70, 39689856), (72, 38587360), (80, 34728624), (84, 33074880), (90, 30869888), (96, 28940520), (105, 26459904), (112, 24806160), (120, 23152416), (126, 22049920), (128, 21705390), (131, 21208320), (140, 19844928), (144, 19293680), (160, 17364312), (168, 16537440), (180, 15434944), (192, 14470260), (210, 13229952), (224, 12403080), (240, 11576208), (252, 11024960), (256, 10852695), (262, 10604160), (263, 10563840), (280, 9922464), (288, 9646840), (315, 8819968), (320, 8682156), (336, 8268720), (360, 7717472), (384, 7235130), (393, 7069440), (420, 6614976), (448, 6201540), (480, 5788104), (504, 5512480), (524, 5302080), (526, 5281920), (560, 4961232), (576, 4823420), (630, 4409984), (640, 4341078), (655, 4241664), (672, 4134360), (720, 3858736), (768, 3617565), (786, 3534720), (789, 3521280), (840, 3307488), (896, 3100770), (917, 3029760), (960, 2894052), (1008, 2756240), (1048, 2651040), (1052, 2640960), (1120, 2480616), (1152, 2411710), (1179, 2356480), (1260, 2204992), (1280, 2170539), (1310, 2120832), (1315, 2112768), (1344, 2067180), (1440, 1929368), (1572, 1767360), (1578, 1760640), (1680, 1653744), (1792, 1550385), (1834, 1514880), (1841, 1509120), (1920, 1447026), (1965, 1413888), (2016, 1378120), (2096, 1325520), (2104, 1320480), (2240, 1240308), (2304, 1205855), (2358, 1178240), (2367, 1173760), (2520, 1102496), (2620, 1060416), (2630, 1056384), (2688, 1033590), (2751, 1009920), (2880, 964684), (3144, 883680), (3156, 880320), (3360, 826872), (3668, 757440), (3682, 754560), (3840, 723513), (3930, 706944), (3945, 704256), (4032, 689060), (4192, 662760), (4208, 660240), (4480, 620154), (4585, 605952), (4716, 589120), (4734, 586880), (5040, 551248), (5240, 530208), (5260, 528192), (5376, 516795), (5502, 504960), (5523, 503040), (5760, 482342), (5895, 471296), (6288, 441840), (6312, 440160), (6720, 413436), (7336, 378720), (7364, 377280), (7860, 353472), (7890, 352128), (8064, 344530), (8253, 336640), (8384, 331380), (8416, 330120), (8960, 310077), (9170, 302976), (9205, 301824), (9432, 294560), (9468, 293440), (10080, 275624), (10480, 265104), (10520, 264096), (11004, 252480), (11046, 251520), (11520, 241171), (11790, 235648), (11835, 234752), (12576, 220920), (12624, 220080), (13440, 206718), (13755, 201984), (14672, 189360), (14728, 188640), (15720, 176736), (15780, 176064), (16128, 172265), (16506, 168320), (16569, 167680), (16768, 165690), (16832, 165060), (18340, 151488), (18410, 150912), (18864, 147280), (18936, 146720), (20160, 137812), (20960, 132552), (21040, 132048), (22008, 126240), (22092, 125760), (23580, 117824), (23670, 117376), (25152, 110460), (25248, 110040), (26880, 103359), (27510, 100992), (27615, 100608), (29344, 94680), (29456, 94320), (31440, 88368), (31560, 88032), (33012, 84160), (33138, 83840), (33536, 82845), (33664, 82530), (34453, 80640), (36680, 75744), (36820, 75456), (37728, 73640), (37872, 73360), (40320, 68906), (41265, 67328), (41920, 66276), (42080, 66024), (44016, 63120), (44184, 62880), (47160, 58912), (47340, 58688), (50304, 55230), (50496, 55020)]