1991807040

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{127}}^1$

素因数の和:226

約数の個数: 336

約数和(自身を含む): 6973433856

約数和(自身を除く): 4981626816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 31, 32, 34, 40, 48, 51, 60, 62, 64, 68, 80, 85, 93, 96, 102, 120, 124, 127, 136, 155, 160, 170, 186, 192, 204, 240, 248, 254, 255, 272, 310, 320, 340, 372, 381, 408, 465, 480, 496, 508, 510, 527, 544, 620, 635, 680, 744, 762, 816, 930, 960, 961, 992, 1016, 1020, 1054, 1088, 1240, 1270, 1360, 1488, 1524, 1581, 1632, 1860, 1905, 1922, 1984, 2032, 2040, 2108, 2159, 2480, 2540, 2635, 2720, 2883, 2976, 3048, 3162, 3264, 3720, 3810, 3844, 3937, 4064, 4080, 4216, 4318, 4805, 4960, 5080, 5270, 5440, 5766, 5952, 6096, 6324, 6477, 7440, 7620, 7688, 7874, 7905, 8128, 8160, 8432, 8636, 9610, 9920, 10160, 10540, 10795, 11532, 11811, 12192, 12648, 12954, 14415, 14880, 15240, 15376, 15748, 15810, 16320, 16337, 16864, 17272, 19220, 19685, 20320, 21080, 21590, 23064, 23622, 24384, 25296, 25908, 28830, 29760, 30480, 30752, 31496, 31620, 32385, 32674, 33728, 34544, 38440, 39370, 40640, 42160, 43180, 46128, 47244, 49011, 50592, 51816, 57660, 59055, 60960, 61504, 62992, 63240, 64770, 65348, 66929, 69088, 76880, 78740, 81685, 84320, 86360, 92256, 94488, 98022, 101184, 103632, 115320, 118110, 121920, 122047, 125984, 126480, 129540, 130696, 133858, 138176, 153760, 157480, 163370, 168640, 172720, 184512, 188976, 196044, 200787, 207264, 230640, 236220, 244094, 245055, 251968, 252960, 259080, 261392, 267716, 307520, 314960, 326740, 334645, 345440, 366141, 377952, 392088, 401574, 414528, 461280, 472440, 488188, 490110, 505920, 518160, 522784, 535432, 610235, 629920, 653480, 669290, 690880, 732282, 755904, 784176, 803148, 922560, 944880, 976376, 980220, 1003935, 1036320, 1045568, 1070864, 1220470, 1259840, 1306960, 1338580, 1464564, 1568352, 1606296, 1830705, 1889760, 1952752, 1960440, 2007870, 2072640, 2074799, 2141728, 2440940, 2613920, 2677160, 2929128, 3136704, 3212592, 3661410, 3779520, 3905504, 3920880, 4015740, 4149598, 4283456, 4881880, 5227840, 5354320, 5858256, 6224397, 6425184, 7322820, 7811008, 7841760, 8031480, 8299196, 9763760, 10373995, 10708640, 11716512, 12448794, 12850368, 14645640, 15683520, 16062960, 16598392, 19527520, 20747990, 21417280, 23433024, 24897588, 29291280, 31121985, 32125920, 33196784, 39055040, 41495980, 49795176, 58582560, 62243970, 64251840, 66393568, 82991960, 99590352, 117165120, 124487940, 132787136, 165983920, 199180704, 248975880, 331967840, 398361408, 497951760, 663935680, 995903520, 1991807040]

約数ペア:

[(1, 1991807040), (2, 995903520), (3, 663935680), (4, 497951760), (5, 398361408), (6, 331967840), (8, 248975880), (10, 199180704), (12, 165983920), (15, 132787136), (16, 124487940), (17, 117165120), (20, 99590352), (24, 82991960), (30, 66393568), (31, 64251840), (32, 62243970), (34, 58582560), (40, 49795176), (48, 41495980), (51, 39055040), (60, 33196784), (62, 32125920), (64, 31121985), (68, 29291280), (80, 24897588), (85, 23433024), (93, 21417280), (96, 20747990), (102, 19527520), (120, 16598392), (124, 16062960), (127, 15683520), (136, 14645640), (155, 12850368), (160, 12448794), (170, 11716512), (186, 10708640), (192, 10373995), (204, 9763760), (240, 8299196), (248, 8031480), (254, 7841760), (255, 7811008), (272, 7322820), (310, 6425184), (320, 6224397), (340, 5858256), (372, 5354320), (381, 5227840), (408, 4881880), (465, 4283456), (480, 4149598), (496, 4015740), (508, 3920880), (510, 3905504), (527, 3779520), (544, 3661410), (620, 3212592), (635, 3136704), (680, 2929128), (744, 2677160), (762, 2613920), (816, 2440940), (930, 2141728), (960, 2074799), (961, 2072640), (992, 2007870), (1016, 1960440), (1020, 1952752), (1054, 1889760), (1088, 1830705), (1240, 1606296), (1270, 1568352), (1360, 1464564), (1488, 1338580), (1524, 1306960), (1581, 1259840), (1632, 1220470), (1860, 1070864), (1905, 1045568), (1922, 1036320), (1984, 1003935), (2032, 980220), (2040, 976376), (2108, 944880), (2159, 922560), (2480, 803148), (2540, 784176), (2635, 755904), (2720, 732282), (2883, 690880), (2976, 669290), (3048, 653480), (3162, 629920), (3264, 610235), (3720, 535432), (3810, 522784), (3844, 518160), (3937, 505920), (4064, 490110), (4080, 488188), (4216, 472440), (4318, 461280), (4805, 414528), (4960, 401574), (5080, 392088), (5270, 377952), (5440, 366141), (5766, 345440), (5952, 334645), (6096, 326740), (6324, 314960), (6477, 307520), (7440, 267716), (7620, 261392), (7688, 259080), (7874, 252960), (7905, 251968), (8128, 245055), (8160, 244094), (8432, 236220), (8636, 230640), (9610, 207264), (9920, 200787), (10160, 196044), (10540, 188976), (10795, 184512), (11532, 172720), (11811, 168640), (12192, 163370), (12648, 157480), (12954, 153760), (14415, 138176), (14880, 133858), (15240, 130696), (15376, 129540), (15748, 126480), (15810, 125984), (16320, 122047), (16337, 121920), (16864, 118110), (17272, 115320), (19220, 103632), (19685, 101184), (20320, 98022), (21080, 94488), (21590, 92256), (23064, 86360), (23622, 84320), (24384, 81685), (25296, 78740), (25908, 76880), (28830, 69088), (29760, 66929), (30480, 65348), (30752, 64770), (31496, 63240), (31620, 62992), (32385, 61504), (32674, 60960), (33728, 59055), (34544, 57660), (38440, 51816), (39370, 50592), (40640, 49011), (42160, 47244), (43180, 46128)]