1998397440

素因数分解:

$2^{13}\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:192

約数の個数: 448

約数和(自身を含む): 7706563200

約数和(自身を除く): 5708165760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 128, 130, 135, 139, 144, 156, 160, 180, 192, 195, 208, 216, 234, 240, 256, 260, 270, 278, 288, 312, 320, 351, 360, 384, 390, 416, 417, 432, 468, 480, 512, 520, 540, 556, 576, 585, 624, 640, 695, 702, 720, 768, 780, 832, 834, 864, 936, 960, 1024, 1040, 1080, 1112, 1152, 1170, 1248, 1251, 1280, 1390, 1404, 1440, 1536, 1560, 1664, 1668, 1728, 1755, 1807, 1872, 1920, 2048, 2080, 2085, 2160, 2224, 2304, 2340, 2496, 2502, 2560, 2780, 2808, 2880, 3072, 3120, 3328, 3336, 3456, 3510, 3614, 3744, 3753, 3840, 4096, 4160, 4170, 4320, 4448, 4608, 4680, 4992, 5004, 5120, 5421, 5560, 5616, 5760, 6144, 6240, 6255, 6656, 6672, 6912, 7020, 7228, 7488, 7506, 7680, 8192, 8320, 8340, 8640, 8896, 9035, 9216, 9360, 9984, 10008, 10240, 10842, 11120, 11232, 11520, 12288, 12480, 12510, 13312, 13344, 13824, 14040, 14456, 14976, 15012, 15360, 16263, 16640, 16680, 17280, 17792, 18070, 18432, 18720, 18765, 19968, 20016, 20480, 21684, 22240, 22464, 23040, 24576, 24960, 25020, 26624, 26688, 27105, 27648, 28080, 28912, 29952, 30024, 30720, 32526, 33280, 33360, 34560, 35584, 36140, 36864, 37440, 37530, 39936, 40032, 40960, 43368, 44480, 44928, 46080, 48789, 49920, 50040, 53248, 53376, 54210, 55296, 56160, 57824, 59904, 60048, 61440, 65052, 66560, 66720, 69120, 71168, 72280, 73728, 74880, 75060, 79872, 80064, 81315, 86736, 88960, 89856, 92160, 97578, 99840, 100080, 106496, 106752, 108420, 110592, 112320, 115648, 119808, 120096, 122880, 130104, 133120, 133440, 138240, 142336, 144560, 149760, 150120, 159744, 160128, 162630, 173472, 177920, 179712, 184320, 195156, 199680, 200160, 213504, 216840, 221184, 224640, 231296, 239616, 240192, 243945, 260208, 266240, 266880, 276480, 284672, 289120, 299520, 300240, 319488, 320256, 325260, 346944, 355840, 359424, 368640, 390312, 399360, 400320, 427008, 433680, 449280, 462592, 479232, 480384, 487890, 520416, 532480, 533760, 552960, 569344, 578240, 599040, 600480, 640512, 650520, 693888, 711680, 718848, 780624, 798720, 800640, 854016, 867360, 898560, 925184, 958464, 960768, 975780, 1040832, 1067520, 1105920, 1138688, 1156480, 1198080, 1200960, 1281024, 1301040, 1387776, 1423360, 1437696, 1561248, 1597440, 1601280, 1708032, 1734720, 1797120, 1850368, 1921536, 1951560, 2081664, 2135040, 2312960, 2396160, 2401920, 2562048, 2602080, 2775552, 2846720, 2875392, 3122496, 3202560, 3416064, 3469440, 3594240, 3700736, 3843072, 3903120, 4163328, 4270080, 4625920, 4792320, 4803840, 5124096, 5204160, 5551104, 5693440, 6244992, 6405120, 6938880, 7188480, 7401472, 7686144, 7806240, 8326656, 8540160, 9251840, 9607680, 10248192, 10408320, 11102208, 12489984, 12810240, 13877760, 14376960, 14802944, 15372288, 15612480, 16653312, 17080320, 18503680, 19215360, 20816640, 22204416, 24979968, 25620480, 27755520, 30744576, 31224960, 33306624, 37007360, 38430720, 41633280, 44408832, 49959936, 51240960, 55511040, 62449920, 66613248, 74014720, 76861440, 83266560, 99919872, 111022080, 124899840, 133226496, 153722880, 166533120, 199839744, 222044160, 249799680, 333066240, 399679488, 499599360, 666132480, 999198720, 1998397440]

約数ペア:

[(1, 1998397440), (2, 999198720), (3, 666132480), (4, 499599360), (5, 399679488), (6, 333066240), (8, 249799680), (9, 222044160), (10, 199839744), (12, 166533120), (13, 153722880), (15, 133226496), (16, 124899840), (18, 111022080), (20, 99919872), (24, 83266560), (26, 76861440), (27, 74014720), (30, 66613248), (32, 62449920), (36, 55511040), (39, 51240960), (40, 49959936), (45, 44408832), (48, 41633280), (52, 38430720), (54, 37007360), (60, 33306624), (64, 31224960), (65, 30744576), (72, 27755520), (78, 25620480), (80, 24979968), (90, 22204416), (96, 20816640), (104, 19215360), (108, 18503680), (117, 17080320), (120, 16653312), (128, 15612480), (130, 15372288), (135, 14802944), (139, 14376960), (144, 13877760), (156, 12810240), (160, 12489984), (180, 11102208), (192, 10408320), (195, 10248192), (208, 9607680), (216, 9251840), (234, 8540160), (240, 8326656), (256, 7806240), (260, 7686144), (270, 7401472), (278, 7188480), (288, 6938880), (312, 6405120), (320, 6244992), (351, 5693440), (360, 5551104), (384, 5204160), (390, 5124096), (416, 4803840), (417, 4792320), (432, 4625920), (468, 4270080), (480, 4163328), (512, 3903120), (520, 3843072), (540, 3700736), (556, 3594240), (576, 3469440), (585, 3416064), (624, 3202560), (640, 3122496), (695, 2875392), (702, 2846720), (720, 2775552), (768, 2602080), (780, 2562048), (832, 2401920), (834, 2396160), (864, 2312960), (936, 2135040), (960, 2081664), (1024, 1951560), (1040, 1921536), (1080, 1850368), (1112, 1797120), (1152, 1734720), (1170, 1708032), (1248, 1601280), (1251, 1597440), (1280, 1561248), (1390, 1437696), (1404, 1423360), (1440, 1387776), (1536, 1301040), (1560, 1281024), (1664, 1200960), (1668, 1198080), (1728, 1156480), (1755, 1138688), (1807, 1105920), (1872, 1067520), (1920, 1040832), (2048, 975780), (2080, 960768), (2085, 958464), (2160, 925184), (2224, 898560), (2304, 867360), (2340, 854016), (2496, 800640), (2502, 798720), (2560, 780624), (2780, 718848), (2808, 711680), (2880, 693888), (3072, 650520), (3120, 640512), (3328, 600480), (3336, 599040), (3456, 578240), (3510, 569344), (3614, 552960), (3744, 533760), (3753, 532480), (3840, 520416), (4096, 487890), (4160, 480384), (4170, 479232), (4320, 462592), (4448, 449280), (4608, 433680), (4680, 427008), (4992, 400320), (5004, 399360), (5120, 390312), (5421, 368640), (5560, 359424), (5616, 355840), (5760, 346944), (6144, 325260), (6240, 320256), (6255, 319488), (6656, 300240), (6672, 299520), (6912, 289120), (7020, 284672), (7228, 276480), (7488, 266880), (7506, 266240), (7680, 260208), (8192, 243945), (8320, 240192), (8340, 239616), (8640, 231296), (8896, 224640), (9035, 221184), (9216, 216840), (9360, 213504), (9984, 200160), (10008, 199680), (10240, 195156), (10842, 184320), (11120, 179712), (11232, 177920), (11520, 173472), (12288, 162630), (12480, 160128), (12510, 159744), (13312, 150120), (13344, 149760), (13824, 144560), (14040, 142336), (14456, 138240), (14976, 133440), (15012, 133120), (15360, 130104), (16263, 122880), (16640, 120096), (16680, 119808), (17280, 115648), (17792, 112320), (18070, 110592), (18432, 108420), (18720, 106752), (18765, 106496), (19968, 100080), (20016, 99840), (20480, 97578), (21684, 92160), (22240, 89856), (22464, 88960), (23040, 86736), (24576, 81315), (24960, 80064), (25020, 79872), (26624, 75060), (26688, 74880), (27105, 73728), (27648, 72280), (28080, 71168), (28912, 69120), (29952, 66720), (30024, 66560), (30720, 65052), (32526, 61440), (33280, 60048), (33360, 59904), (34560, 57824), (35584, 56160), (36140, 55296), (36864, 54210), (37440, 53376), (37530, 53248), (39936, 50040), (40032, 49920), (40960, 48789), (43368, 46080), (44480, 44928)]