1921990080

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:228

約数の個数: 448

約数和(自身を含む): 6952366080

約数和(自身を除く): 5030376000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 29, 30, 31, 32, 34, 40, 48, 51, 58, 60, 62, 64, 68, 80, 85, 87, 93, 96, 102, 116, 120, 124, 131, 136, 145, 155, 160, 170, 174, 186, 192, 204, 232, 240, 248, 255, 262, 272, 290, 310, 320, 340, 348, 372, 393, 408, 435, 464, 465, 480, 493, 496, 510, 524, 527, 544, 580, 620, 655, 680, 696, 744, 786, 816, 870, 899, 928, 930, 960, 986, 992, 1020, 1048, 1054, 1088, 1160, 1240, 1310, 1360, 1392, 1479, 1488, 1572, 1581, 1632, 1740, 1798, 1856, 1860, 1965, 1972, 1984, 2040, 2096, 2108, 2227, 2320, 2465, 2480, 2620, 2635, 2697, 2720, 2784, 2958, 2976, 3144, 3162, 3264, 3480, 3596, 3720, 3799, 3930, 3944, 4061, 4080, 4192, 4216, 4454, 4495, 4640, 4930, 4960, 5240, 5270, 5394, 5440, 5568, 5916, 5952, 6288, 6324, 6681, 6960, 7192, 7395, 7440, 7598, 7860, 7888, 7905, 8122, 8160, 8384, 8432, 8908, 8990, 9280, 9860, 9920, 10480, 10540, 10788, 11135, 11397, 11832, 12183, 12576, 12648, 13362, 13485, 13920, 14384, 14790, 14880, 15196, 15283, 15720, 15776, 15810, 16244, 16320, 16864, 17816, 17980, 18995, 19720, 20305, 20960, 21080, 21576, 22270, 22794, 23664, 24366, 25152, 25296, 26724, 26970, 27840, 28768, 29580, 29760, 30392, 30566, 31440, 31552, 31620, 32488, 33405, 33728, 35632, 35960, 37990, 39440, 40610, 41920, 42160, 43152, 44540, 45588, 45849, 47328, 48732, 50592, 53448, 53940, 56985, 57536, 59160, 60784, 60915, 61132, 62880, 63240, 64583, 64976, 66810, 69037, 71264, 71920, 75980, 76415, 78880, 81220, 84320, 86304, 89080, 91176, 91698, 94656, 97464, 101184, 106896, 107880, 113970, 117769, 118320, 121568, 121830, 122264, 125760, 126480, 129166, 129952, 133620, 138074, 142528, 143840, 151960, 152830, 157760, 162440, 168640, 172608, 178160, 182352, 183396, 193749, 194928, 207111, 213792, 215760, 227940, 229245, 235538, 236640, 243136, 243660, 244528, 252960, 258332, 259904, 267240, 276148, 287680, 303920, 305660, 322915, 324880, 345185, 353307, 356320, 364704, 366792, 387498, 389856, 414222, 427584, 431520, 455880, 458490, 471076, 473280, 487320, 489056, 505920, 516664, 534480, 552296, 588845, 607840, 611320, 645830, 649760, 690370, 706614, 712640, 729408, 733584, 774996, 779712, 828444, 863040, 911760, 916980, 942152, 968745, 974640, 978112, 1033328, 1035555, 1068960, 1104592, 1177690, 1215680, 1222640, 1291660, 1299520, 1380740, 1413228, 1467168, 1549992, 1656888, 1766535, 1823520, 1833960, 1884304, 1937490, 1949280, 2002073, 2066656, 2071110, 2137920, 2209184, 2355380, 2445280, 2583320, 2761480, 2826456, 2934336, 3099984, 3313776, 3533070, 3647040, 3667920, 3768608, 3874980, 3898560, 4004146, 4133312, 4142220, 4418368, 4710760, 4890560, 5166640, 5522960, 5652912, 6006219, 6199968, 6627552, 7066140, 7335840, 7537216, 7749960, 8008292, 8284440, 9421520, 10010365, 10333280, 11045920, 11305824, 12012438, 12399936, 13255104, 14132280, 14671680, 15499920, 16016584, 16568880, 18843040, 20020730, 20666560, 22091840, 22611648, 24024876, 28264560, 30031095, 30999840, 32033168, 33137760, 37686080, 40041460, 48049752, 56529120, 60062190, 61999680, 64066336, 66275520, 80082920, 96099504, 113058240, 120124380, 128132672, 160165840, 192199008, 240248760, 320331680, 384398016, 480497520, 640663360, 960995040, 1921990080]

約数ペア:

[(1, 1921990080), (2, 960995040), (3, 640663360), (4, 480497520), (5, 384398016), (6, 320331680), (8, 240248760), (10, 192199008), (12, 160165840), (15, 128132672), (16, 120124380), (17, 113058240), (20, 96099504), (24, 80082920), (29, 66275520), (30, 64066336), (31, 61999680), (32, 60062190), (34, 56529120), (40, 48049752), (48, 40041460), (51, 37686080), (58, 33137760), (60, 32033168), (62, 30999840), (64, 30031095), (68, 28264560), (80, 24024876), (85, 22611648), (87, 22091840), (93, 20666560), (96, 20020730), (102, 18843040), (116, 16568880), (120, 16016584), (124, 15499920), (131, 14671680), (136, 14132280), (145, 13255104), (155, 12399936), (160, 12012438), (170, 11305824), (174, 11045920), (186, 10333280), (192, 10010365), (204, 9421520), (232, 8284440), (240, 8008292), (248, 7749960), (255, 7537216), (262, 7335840), (272, 7066140), (290, 6627552), (310, 6199968), (320, 6006219), (340, 5652912), (348, 5522960), (372, 5166640), (393, 4890560), (408, 4710760), (435, 4418368), (464, 4142220), (465, 4133312), (480, 4004146), (493, 3898560), (496, 3874980), (510, 3768608), (524, 3667920), (527, 3647040), (544, 3533070), (580, 3313776), (620, 3099984), (655, 2934336), (680, 2826456), (696, 2761480), (744, 2583320), (786, 2445280), (816, 2355380), (870, 2209184), (899, 2137920), (928, 2071110), (930, 2066656), (960, 2002073), (986, 1949280), (992, 1937490), (1020, 1884304), (1048, 1833960), (1054, 1823520), (1088, 1766535), (1160, 1656888), (1240, 1549992), (1310, 1467168), (1360, 1413228), (1392, 1380740), (1479, 1299520), (1488, 1291660), (1572, 1222640), (1581, 1215680), (1632, 1177690), (1740, 1104592), (1798, 1068960), (1856, 1035555), (1860, 1033328), (1965, 978112), (1972, 974640), (1984, 968745), (2040, 942152), (2096, 916980), (2108, 911760), (2227, 863040), (2320, 828444), (2465, 779712), (2480, 774996), (2620, 733584), (2635, 729408), (2697, 712640), (2720, 706614), (2784, 690370), (2958, 649760), (2976, 645830), (3144, 611320), (3162, 607840), (3264, 588845), (3480, 552296), (3596, 534480), (3720, 516664), (3799, 505920), (3930, 489056), (3944, 487320), (4061, 473280), (4080, 471076), (4192, 458490), (4216, 455880), (4454, 431520), (4495, 427584), (4640, 414222), (4930, 389856), (4960, 387498), (5240, 366792), (5270, 364704), (5394, 356320), (5440, 353307), (5568, 345185), (5916, 324880), (5952, 322915), (6288, 305660), (6324, 303920), (6681, 287680), (6960, 276148), (7192, 267240), (7395, 259904), (7440, 258332), (7598, 252960), (7860, 244528), (7888, 243660), (7905, 243136), (8122, 236640), (8160, 235538), (8384, 229245), (8432, 227940), (8908, 215760), (8990, 213792), (9280, 207111), (9860, 194928), (9920, 193749), (10480, 183396), (10540, 182352), (10788, 178160), (11135, 172608), (11397, 168640), (11832, 162440), (12183, 157760), (12576, 152830), (12648, 151960), (13362, 143840), (13485, 142528), (13920, 138074), (14384, 133620), (14790, 129952), (14880, 129166), (15196, 126480), (15283, 125760), (15720, 122264), (15776, 121830), (15810, 121568), (16244, 118320), (16320, 117769), (16864, 113970), (17816, 107880), (17980, 106896), (18995, 101184), (19720, 97464), (20305, 94656), (20960, 91698), (21080, 91176), (21576, 89080), (22270, 86304), (22794, 84320), (23664, 81220), (24366, 78880), (25152, 76415), (25296, 75980), (26724, 71920), (26970, 71264), (27840, 69037), (28768, 66810), (29580, 64976), (29760, 64583), (30392, 63240), (30566, 62880), (31440, 61132), (31552, 60915), (31620, 60784), (32488, 59160), (33405, 57536), (33728, 56985), (35632, 53940), (35960, 53448), (37990, 50592), (39440, 48732), (40610, 47328), (41920, 45849), (42160, 45588), (43152, 44540)]