20180947920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{281}}^1$

素因数の和:539

約数の個数: 480

約数和(自身を含む): 75772578816

約数和(自身を除く): 55591630896

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 49, 56, 60, 62, 70, 80, 84, 93, 98, 105, 112, 120, 124, 140, 147, 155, 168, 186, 196, 197, 210, 217, 240, 245, 248, 280, 281, 294, 310, 336, 372, 392, 394, 420, 434, 465, 490, 496, 560, 562, 588, 591, 620, 651, 735, 744, 784, 788, 840, 843, 868, 930, 980, 985, 1085, 1124, 1176, 1182, 1240, 1302, 1379, 1405, 1470, 1488, 1519, 1576, 1680, 1686, 1736, 1860, 1960, 1967, 1970, 2170, 2248, 2352, 2364, 2480, 2604, 2758, 2810, 2940, 2955, 3038, 3152, 3255, 3372, 3472, 3720, 3920, 3934, 3940, 4137, 4215, 4340, 4496, 4557, 4728, 5208, 5516, 5620, 5880, 5901, 5910, 6076, 6107, 6510, 6744, 6895, 7440, 7595, 7868, 7880, 8274, 8430, 8680, 8711, 9114, 9456, 9653, 9835, 10416, 11032, 11240, 11760, 11802, 11820, 12152, 12214, 13020, 13488, 13769, 13790, 15190, 15736, 15760, 16548, 16860, 17360, 17422, 18228, 18321, 19306, 19670, 20685, 22064, 22480, 22785, 23604, 23640, 24304, 24428, 26040, 26133, 27538, 27580, 28959, 29505, 30380, 30535, 31472, 33096, 33720, 34844, 36456, 36642, 38612, 39340, 41307, 41370, 42749, 43555, 45570, 47208, 47280, 48265, 48856, 52080, 52266, 55076, 55160, 55357, 57918, 59010, 60760, 60977, 61070, 66192, 67440, 68845, 69688, 72912, 73284, 77224, 78680, 82614, 82740, 85498, 87110, 91140, 91605, 94416, 96530, 97712, 104532, 110152, 110320, 110714, 115836, 118020, 121520, 121954, 122140, 128247, 130665, 137690, 139376, 144795, 146568, 154448, 157360, 165228, 165480, 166071, 170996, 174220, 182280, 182931, 183210, 193060, 206535, 209064, 213745, 220304, 221428, 231672, 236040, 243908, 244280, 256494, 261330, 275380, 276785, 289590, 293136, 299243, 304885, 330456, 330960, 332142, 341992, 348440, 364560, 365862, 366420, 386120, 387499, 413070, 418128, 426839, 427490, 442856, 463344, 472080, 487816, 488560, 512988, 522660, 550760, 553570, 579180, 598486, 609770, 641235, 660912, 664284, 683984, 696880, 731724, 732840, 772240, 774998, 826140, 830355, 853678, 854980, 885712, 897729, 914655, 975632, 1025976, 1045320, 1101520, 1107140, 1158360, 1162497, 1196972, 1219540, 1280517, 1282470, 1328568, 1463448, 1465680, 1496215, 1549996, 1652280, 1660710, 1707356, 1709960, 1716067, 1795458, 1829310, 1937495, 2051952, 2090640, 2134195, 2214280, 2316720, 2324994, 2393944, 2439080, 2561034, 2564940, 2657136, 2712493, 2926896, 2992430, 3099992, 3304560, 3321420, 3414712, 3419920, 3432134, 3590916, 3658620, 3874990, 4268390, 4428560, 4488645, 4649988, 4787888, 4878160, 5122068, 5129880, 5148201, 5424986, 5812485, 5984860, 6199984, 6402585, 6642840, 6829424, 6864268, 7181832, 7317240, 7749980, 8137479, 8536780, 8580335, 8977290, 9299976, 10244136, 10259760, 10296402, 10849972, 11624970, 11969720, 12012469, 12805170, 13285680, 13562465, 13728536, 14363664, 14634480, 15499960, 16274958, 17073560, 17160670, 17954580, 18599952, 20488272, 20592804, 21699944, 23249940, 23939440, 24024938, 25610340, 25741005, 27124930, 27457072, 30999920, 32549916, 34147120, 34321340, 35909160, 36037407, 40687395, 41185608, 43399888, 46499880, 48049876, 51220680, 51482010, 54249860, 60062345, 65099832, 68642680, 71818320, 72074814, 81374790, 82371216, 84087283, 92999760, 96099752, 102441360, 102964020, 108499720, 120124690, 130199664, 137285360, 144149628, 162749580, 168174566, 180187035, 192199504, 205928040, 216999440, 240249380, 252261849, 288299256, 325499160, 336349132, 360374070, 411856080, 420436415, 480498760, 504523698, 576598512, 650998320, 672698264, 720748140, 840872830, 960997520, 1009047396, 1261309245, 1345396528, 1441496280, 1681745660, 2018094792, 2522618490, 2882992560, 3363491320, 4036189584, 5045236980, 6726982640, 10090473960, 20180947920]

約数ペア:

[(1, 20180947920), (2, 10090473960), (3, 6726982640), (4, 5045236980), (5, 4036189584), (6, 3363491320), (7, 2882992560), (8, 2522618490), (10, 2018094792), (12, 1681745660), (14, 1441496280), (15, 1345396528), (16, 1261309245), (20, 1009047396), (21, 960997520), (24, 840872830), (28, 720748140), (30, 672698264), (31, 650998320), (35, 576598512), (40, 504523698), (42, 480498760), (48, 420436415), (49, 411856080), (56, 360374070), (60, 336349132), (62, 325499160), (70, 288299256), (80, 252261849), (84, 240249380), (93, 216999440), (98, 205928040), (105, 192199504), (112, 180187035), (120, 168174566), (124, 162749580), (140, 144149628), (147, 137285360), (155, 130199664), (168, 120124690), (186, 108499720), (196, 102964020), (197, 102441360), (210, 96099752), (217, 92999760), (240, 84087283), (245, 82371216), (248, 81374790), (280, 72074814), (281, 71818320), (294, 68642680), (310, 65099832), (336, 60062345), (372, 54249860), (392, 51482010), (394, 51220680), (420, 48049876), (434, 46499880), (465, 43399888), (490, 41185608), (496, 40687395), (560, 36037407), (562, 35909160), (588, 34321340), (591, 34147120), (620, 32549916), (651, 30999920), (735, 27457072), (744, 27124930), (784, 25741005), (788, 25610340), (840, 24024938), (843, 23939440), (868, 23249940), (930, 21699944), (980, 20592804), (985, 20488272), (1085, 18599952), (1124, 17954580), (1176, 17160670), (1182, 17073560), (1240, 16274958), (1302, 15499960), (1379, 14634480), (1405, 14363664), (1470, 13728536), (1488, 13562465), (1519, 13285680), (1576, 12805170), (1680, 12012469), (1686, 11969720), (1736, 11624970), (1860, 10849972), (1960, 10296402), (1967, 10259760), (1970, 10244136), (2170, 9299976), (2248, 8977290), (2352, 8580335), (2364, 8536780), (2480, 8137479), (2604, 7749980), (2758, 7317240), (2810, 7181832), (2940, 6864268), (2955, 6829424), (3038, 6642840), (3152, 6402585), (3255, 6199984), (3372, 5984860), (3472, 5812485), (3720, 5424986), (3920, 5148201), (3934, 5129880), (3940, 5122068), (4137, 4878160), (4215, 4787888), (4340, 4649988), (4496, 4488645), (4557, 4428560), (4728, 4268390), (5208, 3874990), (5516, 3658620), (5620, 3590916), (5880, 3432134), (5901, 3419920), (5910, 3414712), (6076, 3321420), (6107, 3304560), (6510, 3099992), (6744, 2992430), (6895, 2926896), (7440, 2712493), (7595, 2657136), (7868, 2564940), (7880, 2561034), (8274, 2439080), (8430, 2393944), (8680, 2324994), (8711, 2316720), (9114, 2214280), (9456, 2134195), (9653, 2090640), (9835, 2051952), (10416, 1937495), (11032, 1829310), (11240, 1795458), (11760, 1716067), (11802, 1709960), (11820, 1707356), (12152, 1660710), (12214, 1652280), (13020, 1549996), (13488, 1496215), (13769, 1465680), (13790, 1463448), (15190, 1328568), (15736, 1282470), (15760, 1280517), (16548, 1219540), (16860, 1196972), (17360, 1162497), (17422, 1158360), (18228, 1107140), (18321, 1101520), (19306, 1045320), (19670, 1025976), (20685, 975632), (22064, 914655), (22480, 897729), (22785, 885712), (23604, 854980), (23640, 853678), (24304, 830355), (24428, 826140), (26040, 774998), (26133, 772240), (27538, 732840), (27580, 731724), (28959, 696880), (29505, 683984), (30380, 664284), (30535, 660912), (31472, 641235), (33096, 609770), (33720, 598486), (34844, 579180), (36456, 553570), (36642, 550760), (38612, 522660), (39340, 512988), (41307, 488560), (41370, 487816), (42749, 472080), (43555, 463344), (45570, 442856), (47208, 427490), (47280, 426839), (48265, 418128), (48856, 413070), (52080, 387499), (52266, 386120), (55076, 366420), (55160, 365862), (55357, 364560), (57918, 348440), (59010, 341992), (60760, 332142), (60977, 330960), (61070, 330456), (66192, 304885), (67440, 299243), (68845, 293136), (69688, 289590), (72912, 276785), (73284, 275380), (77224, 261330), (78680, 256494), (82614, 244280), (82740, 243908), (85498, 236040), (87110, 231672), (91140, 221428), (91605, 220304), (94416, 213745), (96530, 209064), (97712, 206535), (104532, 193060), (110152, 183210), (110320, 182931), (110714, 182280), (115836, 174220), (118020, 170996), (121520, 166071), (121954, 165480), (122140, 165228), (128247, 157360), (130665, 154448), (137690, 146568), (139376, 144795)]