20708451360

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{647}}^1$

素因数の和:941

約数の個数: 384

約数和(自身を含む): 75246796800

約数和(自身を除く): 54538345440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 72, 80, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 180, 186, 216, 239, 240, 248, 270, 279, 288, 310, 360, 372, 432, 465, 478, 480, 496, 540, 558, 620, 647, 717, 720, 744, 837, 864, 930, 956, 992, 1080, 1116, 1195, 1240, 1294, 1395, 1434, 1440, 1488, 1674, 1860, 1912, 1941, 2151, 2160, 2232, 2390, 2480, 2588, 2790, 2868, 2976, 3235, 3348, 3585, 3720, 3824, 3882, 4185, 4302, 4320, 4464, 4780, 4960, 5176, 5580, 5736, 5823, 6453, 6470, 6696, 7170, 7409, 7440, 7648, 7764, 8370, 8604, 8928, 9560, 9705, 10352, 10755, 11160, 11472, 11646, 12906, 12940, 13392, 14340, 14818, 14880, 15528, 16740, 17208, 17469, 19120, 19410, 20057, 20704, 21510, 22227, 22320, 22944, 23292, 25812, 25880, 26784, 28680, 29115, 29636, 31056, 32265, 33480, 34416, 34938, 37045, 38240, 38820, 40114, 43020, 44454, 44640, 46584, 51624, 51760, 57360, 58230, 59272, 60171, 62112, 64530, 66681, 66960, 68832, 69876, 74090, 77640, 80228, 86040, 87345, 88908, 93168, 100285, 103248, 103520, 111135, 114720, 116460, 118544, 120342, 129060, 133362, 133920, 139752, 148180, 154633, 155280, 160456, 172080, 174690, 177816, 180513, 186336, 200043, 200570, 206496, 222270, 232920, 237088, 240684, 258120, 266724, 279504, 296360, 300855, 309266, 310560, 320912, 333405, 344160, 349380, 355632, 361026, 400086, 401140, 444540, 463899, 465840, 481368, 516240, 533448, 541539, 559008, 592720, 601710, 618532, 641824, 666810, 698760, 711264, 722052, 773165, 800172, 802280, 889080, 902565, 927798, 931680, 962736, 1000215, 1032480, 1066896, 1083078, 1185440, 1203420, 1237064, 1333620, 1391697, 1397520, 1444104, 1546330, 1600344, 1604560, 1778160, 1805130, 1855596, 1925472, 2000430, 2133792, 2166156, 2319495, 2406840, 2474128, 2667240, 2707695, 2783394, 2795040, 2888208, 3092660, 3200688, 3209120, 3556320, 3610260, 3711192, 4000860, 4175091, 4332312, 4638990, 4793623, 4813680, 4948256, 5334480, 5415390, 5566788, 5776416, 6185320, 6401376, 6958485, 7220520, 7422384, 8001720, 8350182, 8664624, 9277980, 9587246, 9627360, 10668960, 10830780, 11133576, 12370640, 13916970, 14380869, 14441040, 14844768, 16003440, 16700364, 17329248, 18555960, 19174492, 20875455, 21661560, 22267152, 23968115, 24741280, 27833940, 28761738, 28882080, 32006880, 33400728, 37111920, 38348984, 41750910, 43142607, 43323120, 44534304, 47936230, 55667880, 57523476, 66801456, 71904345, 74223840, 76697968, 83501820, 86285214, 86646240, 95872460, 111335760, 115046952, 129427821, 133602912, 143808690, 153395936, 167003640, 172570428, 191744920, 215713035, 222671520, 230093904, 258855642, 287617380, 334007280, 345140856, 383489840, 431426070, 460187808, 517711284, 575234760, 647139105, 668014560, 690281712, 766979680, 862852140, 1035422568, 1150469520, 1294278210, 1380563424, 1725704280, 2070845136, 2300939040, 2588556420, 3451408560, 4141690272, 5177112840, 6902817120, 10354225680, 20708451360]

約数ペア:

[(1, 20708451360), (2, 10354225680), (3, 6902817120), (4, 5177112840), (5, 4141690272), (6, 3451408560), (8, 2588556420), (9, 2300939040), (10, 2070845136), (12, 1725704280), (15, 1380563424), (16, 1294278210), (18, 1150469520), (20, 1035422568), (24, 862852140), (27, 766979680), (30, 690281712), (31, 668014560), (32, 647139105), (36, 575234760), (40, 517711284), (45, 460187808), (48, 431426070), (54, 383489840), (60, 345140856), (62, 334007280), (72, 287617380), (80, 258855642), (90, 230093904), (93, 222671520), (96, 215713035), (108, 191744920), (120, 172570428), (124, 167003640), (135, 153395936), (144, 143808690), (155, 133602912), (160, 129427821), (180, 115046952), (186, 111335760), (216, 95872460), (239, 86646240), (240, 86285214), (248, 83501820), (270, 76697968), (279, 74223840), (288, 71904345), (310, 66801456), (360, 57523476), (372, 55667880), (432, 47936230), (465, 44534304), (478, 43323120), (480, 43142607), (496, 41750910), (540, 38348984), (558, 37111920), (620, 33400728), (647, 32006880), (717, 28882080), (720, 28761738), (744, 27833940), (837, 24741280), (864, 23968115), (930, 22267152), (956, 21661560), (992, 20875455), (1080, 19174492), (1116, 18555960), (1195, 17329248), (1240, 16700364), (1294, 16003440), (1395, 14844768), (1434, 14441040), (1440, 14380869), (1488, 13916970), (1674, 12370640), (1860, 11133576), (1912, 10830780), (1941, 10668960), (2151, 9627360), (2160, 9587246), (2232, 9277980), (2390, 8664624), (2480, 8350182), (2588, 8001720), (2790, 7422384), (2868, 7220520), (2976, 6958485), (3235, 6401376), (3348, 6185320), (3585, 5776416), (3720, 5566788), (3824, 5415390), (3882, 5334480), (4185, 4948256), (4302, 4813680), (4320, 4793623), (4464, 4638990), (4780, 4332312), (4960, 4175091), (5176, 4000860), (5580, 3711192), (5736, 3610260), (5823, 3556320), (6453, 3209120), (6470, 3200688), (6696, 3092660), (7170, 2888208), (7409, 2795040), (7440, 2783394), (7648, 2707695), (7764, 2667240), (8370, 2474128), (8604, 2406840), (8928, 2319495), (9560, 2166156), (9705, 2133792), (10352, 2000430), (10755, 1925472), (11160, 1855596), (11472, 1805130), (11646, 1778160), (12906, 1604560), (12940, 1600344), (13392, 1546330), (14340, 1444104), (14818, 1397520), (14880, 1391697), (15528, 1333620), (16740, 1237064), (17208, 1203420), (17469, 1185440), (19120, 1083078), (19410, 1066896), (20057, 1032480), (20704, 1000215), (21510, 962736), (22227, 931680), (22320, 927798), (22944, 902565), (23292, 889080), (25812, 802280), (25880, 800172), (26784, 773165), (28680, 722052), (29115, 711264), (29636, 698760), (31056, 666810), (32265, 641824), (33480, 618532), (34416, 601710), (34938, 592720), (37045, 559008), (38240, 541539), (38820, 533448), (40114, 516240), (43020, 481368), (44454, 465840), (44640, 463899), (46584, 444540), (51624, 401140), (51760, 400086), (57360, 361026), (58230, 355632), (59272, 349380), (60171, 344160), (62112, 333405), (64530, 320912), (66681, 310560), (66960, 309266), (68832, 300855), (69876, 296360), (74090, 279504), (77640, 266724), (80228, 258120), (86040, 240684), (87345, 237088), (88908, 232920), (93168, 222270), (100285, 206496), (103248, 200570), (103520, 200043), (111135, 186336), (114720, 180513), (116460, 177816), (118544, 174690), (120342, 172080), (129060, 160456), (133362, 155280), (133920, 154633), (139752, 148180)]