21417419520

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{397}}^1$

素因数の和:657

約数の個数: 576

約数和(自身を含む): 87468810240

約数和(自身を除く): 66051390720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 223, 224, 240, 252, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 397, 420, 432, 446, 448, 480, 504, 540, 560, 576, 630, 640, 669, 672, 720, 756, 768, 794, 840, 864, 892, 896, 945, 960, 1008, 1080, 1115, 1120, 1152, 1191, 1260, 1280, 1338, 1344, 1440, 1512, 1561, 1588, 1680, 1728, 1784, 1792, 1890, 1920, 1985, 2007, 2016, 2160, 2230, 2240, 2304, 2382, 2520, 2676, 2688, 2779, 2880, 3024, 3122, 3176, 3345, 3360, 3456, 3568, 3573, 3780, 3840, 3970, 4014, 4032, 4320, 4460, 4480, 4683, 4764, 5040, 5352, 5376, 5558, 5760, 5955, 6021, 6048, 6244, 6352, 6690, 6720, 6912, 7136, 7146, 7560, 7805, 7940, 8028, 8064, 8337, 8640, 8920, 8960, 9366, 9528, 10035, 10080, 10704, 10719, 11116, 11520, 11910, 12042, 12096, 12488, 12704, 13380, 13440, 13895, 14049, 14272, 14292, 15120, 15610, 15880, 16056, 16128, 16674, 17280, 17840, 17865, 18732, 19056, 20070, 20160, 21408, 21438, 22232, 23415, 23820, 24084, 24192, 24976, 25011, 25408, 26760, 26880, 27790, 28098, 28544, 28584, 30105, 30240, 31220, 31760, 32112, 33348, 34560, 35680, 35730, 37464, 38112, 40140, 40320, 41685, 42147, 42816, 42876, 44464, 46830, 47640, 48168, 48384, 49952, 50022, 50816, 53520, 53595, 55580, 56196, 57088, 57168, 60210, 60480, 62440, 63520, 64224, 66696, 70245, 71360, 71460, 74928, 75033, 76224, 80280, 80640, 83370, 84294, 85632, 85752, 88531, 88928, 93660, 95280, 96336, 99904, 100044, 101632, 107040, 107190, 111160, 112392, 114336, 120420, 120960, 124880, 125055, 127040, 128448, 133392, 140490, 142720, 142920, 149856, 150066, 152448, 160560, 166740, 168588, 171264, 171504, 177062, 177856, 187320, 190560, 192672, 199808, 200088, 210735, 214080, 214380, 222320, 224784, 228672, 240840, 241920, 249760, 250110, 254080, 256896, 265593, 266784, 280980, 285440, 285840, 299712, 300132, 304896, 321120, 333480, 337176, 343008, 354124, 355712, 374640, 375165, 381120, 385344, 399616, 400176, 421470, 428160, 428760, 442655, 444640, 449568, 457344, 481680, 499520, 500220, 508160, 513792, 531186, 533568, 561960, 571680, 599424, 600264, 619717, 642240, 666960, 674352, 686016, 708248, 711424, 749280, 750330, 762240, 770688, 796779, 800352, 842940, 856320, 857520, 885310, 889280, 899136, 914688, 963360, 999040, 1000440, 1062372, 1067136, 1123920, 1143360, 1198848, 1200528, 1239434, 1284480, 1327965, 1333920, 1348704, 1372032, 1416496, 1498560, 1500660, 1524480, 1541376, 1593558, 1600704, 1685880, 1715040, 1770620, 1778560, 1798272, 1859151, 1926720, 1998080, 2000880, 2124744, 2134272, 2247840, 2286720, 2390337, 2401056, 2478868, 2568960, 2655930, 2667840, 2697408, 2744064, 2832992, 2997120, 3001320, 3098585, 3187116, 3201408, 3371760, 3430080, 3541240, 3557120, 3596544, 3718302, 3853440, 3983895, 4001760, 4249488, 4495680, 4573440, 4780674, 4802112, 4957736, 5311860, 5335680, 5394816, 5577453, 5665984, 5994240, 6002640, 6197170, 6374232, 6402816, 6743520, 6860160, 7082480, 7436604, 7706880, 7967790, 8003520, 8498976, 8991360, 9295755, 9561348, 9604224, 9915472, 10623720, 10671360, 10789632, 11154906, 11331968, 11951685, 12005280, 12394340, 12748464, 13487040, 13720320, 14164960, 14873208, 15935580, 16007040, 16732359, 16997952, 17982720, 18591510, 19122696, 19208448, 19830944, 21247440, 22309812, 22663936, 23903370, 24010560, 24788680, 25496928, 26974080, 27887265, 28329920, 29746416, 31871160, 32014080, 33464718, 33995904, 37183020, 38245392, 39661888, 42494880, 44619624, 47806740, 48021120, 49577360, 50993856, 53948160, 55774530, 56659840, 59492832, 63742320, 66929436, 67991808, 74366040, 76490784, 79323776, 83661795, 84989760, 89239248, 95613480, 96042240, 99154720, 101987712, 111549060, 113319680, 118985664, 127484640, 133858872, 148732080, 152981568, 158647552, 167323590, 169979520, 178478496, 191226960, 198309440, 203975424, 223098120, 237971328, 254969280, 267717744, 297464160, 305963136, 334647180, 339959040, 356956992, 382453920, 396618880, 446196240, 475942656, 509938560, 535435488, 594928320, 611926272, 669294360, 713913984, 764907840, 793237760, 892392480, 1019877120, 1070870976, 1189856640, 1338588720, 1427827968, 1529815680, 1784784960, 2141741952, 2379713280, 2677177440, 3059631360, 3569569920, 4283483904, 5354354880, 7139139840, 10708709760, 21417419520]

約数ペア:

[(1, 21417419520), (2, 10708709760), (3, 7139139840), (4, 5354354880), (5, 4283483904), (6, 3569569920), (7, 3059631360), (8, 2677177440), (9, 2379713280), (10, 2141741952), (12, 1784784960), (14, 1529815680), (15, 1427827968), (16, 1338588720), (18, 1189856640), (20, 1070870976), (21, 1019877120), (24, 892392480), (27, 793237760), (28, 764907840), (30, 713913984), (32, 669294360), (35, 611926272), (36, 594928320), (40, 535435488), (42, 509938560), (45, 475942656), (48, 446196240), (54, 396618880), (56, 382453920), (60, 356956992), (63, 339959040), (64, 334647180), (70, 305963136), (72, 297464160), (80, 267717744), (84, 254969280), (90, 237971328), (96, 223098120), (105, 203975424), (108, 198309440), (112, 191226960), (120, 178478496), (126, 169979520), (128, 167323590), (135, 158647552), (140, 152981568), (144, 148732080), (160, 133858872), (168, 127484640), (180, 118985664), (189, 113319680), (192, 111549060), (210, 101987712), (216, 99154720), (223, 96042240), (224, 95613480), (240, 89239248), (252, 84989760), (256, 83661795), (270, 79323776), (280, 76490784), (288, 74366040), (315, 67991808), (320, 66929436), (336, 63742320), (360, 59492832), (378, 56659840), (384, 55774530), (397, 53948160), (420, 50993856), (432, 49577360), (446, 48021120), (448, 47806740), (480, 44619624), (504, 42494880), (540, 39661888), (560, 38245392), (576, 37183020), (630, 33995904), (640, 33464718), (669, 32014080), (672, 31871160), (720, 29746416), (756, 28329920), (768, 27887265), (794, 26974080), (840, 25496928), (864, 24788680), (892, 24010560), (896, 23903370), (945, 22663936), (960, 22309812), (1008, 21247440), (1080, 19830944), (1115, 19208448), (1120, 19122696), (1152, 18591510), (1191, 17982720), (1260, 16997952), (1280, 16732359), (1338, 16007040), (1344, 15935580), (1440, 14873208), (1512, 14164960), (1561, 13720320), (1588, 13487040), (1680, 12748464), (1728, 12394340), (1784, 12005280), (1792, 11951685), (1890, 11331968), (1920, 11154906), (1985, 10789632), (2007, 10671360), (2016, 10623720), (2160, 9915472), (2230, 9604224), (2240, 9561348), (2304, 9295755), (2382, 8991360), (2520, 8498976), (2676, 8003520), (2688, 7967790), (2779, 7706880), (2880, 7436604), (3024, 7082480), (3122, 6860160), (3176, 6743520), (3345, 6402816), (3360, 6374232), (3456, 6197170), (3568, 6002640), (3573, 5994240), (3780, 5665984), (3840, 5577453), (3970, 5394816), (4014, 5335680), (4032, 5311860), (4320, 4957736), (4460, 4802112), (4480, 4780674), (4683, 4573440), (4764, 4495680), (5040, 4249488), (5352, 4001760), (5376, 3983895), (5558, 3853440), (5760, 3718302), (5955, 3596544), (6021, 3557120), (6048, 3541240), (6244, 3430080), (6352, 3371760), (6690, 3201408), (6720, 3187116), (6912, 3098585), (7136, 3001320), (7146, 2997120), (7560, 2832992), (7805, 2744064), (7940, 2697408), (8028, 2667840), (8064, 2655930), (8337, 2568960), (8640, 2478868), (8920, 2401056), (8960, 2390337), (9366, 2286720), (9528, 2247840), (10035, 2134272), (10080, 2124744), (10704, 2000880), (10719, 1998080), (11116, 1926720), (11520, 1859151), (11910, 1798272), (12042, 1778560), (12096, 1770620), (12488, 1715040), (12704, 1685880), (13380, 1600704), (13440, 1593558), (13895, 1541376), (14049, 1524480), (14272, 1500660), (14292, 1498560), (15120, 1416496), (15610, 1372032), (15880, 1348704), (16056, 1333920), (16128, 1327965), (16674, 1284480), (17280, 1239434), (17840, 1200528), (17865, 1198848), (18732, 1143360), (19056, 1123920), (20070, 1067136), (20160, 1062372), (21408, 1000440), (21438, 999040), (22232, 963360), (23415, 914688), (23820, 899136), (24084, 889280), (24192, 885310), (24976, 857520), (25011, 856320), (25408, 842940), (26760, 800352), (26880, 796779), (27790, 770688), (28098, 762240), (28544, 750330), (28584, 749280), (30105, 711424), (30240, 708248), (31220, 686016), (31760, 674352), (32112, 666960), (33348, 642240), (34560, 619717), (35680, 600264), (35730, 599424), (37464, 571680), (38112, 561960), (40140, 533568), (40320, 531186), (41685, 513792), (42147, 508160), (42816, 500220), (42876, 499520), (44464, 481680), (46830, 457344), (47640, 449568), (48168, 444640), (48384, 442655), (49952, 428760), (50022, 428160), (50816, 421470), (53520, 400176), (53595, 399616), (55580, 385344), (56196, 381120), (57088, 375165), (57168, 374640), (60210, 355712), (60480, 354124), (62440, 343008), (63520, 337176), (64224, 333480), (66696, 321120), (70245, 304896), (71360, 300132), (71460, 299712), (74928, 285840), (75033, 285440), (76224, 280980), (80280, 266784), (80640, 265593), (83370, 256896), (84294, 254080), (85632, 250110), (85752, 249760), (88531, 241920), (88928, 240840), (93660, 228672), (95280, 224784), (96336, 222320), (99904, 214380), (100044, 214080), (101632, 210735), (107040, 200088), (107190, 199808), (111160, 192672), (112392, 190560), (114336, 187320), (120420, 177856), (120960, 177062), (124880, 171504), (125055, 171264), (127040, 168588), (128448, 166740), (133392, 160560), (140490, 152448), (142720, 150066), (142920, 149856)]