20148387840

素因数分解:

$2^{20}\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1$

素因数の和:119

約数の個数: 504

約数和(自身を含む): 81134577888

約数和(自身を除く): 60986190048

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 61, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 122, 126, 128, 140, 144, 160, 168, 180, 183, 192, 210, 224, 240, 244, 252, 256, 280, 288, 305, 315, 320, 336, 360, 366, 384, 420, 427, 448, 480, 488, 504, 512, 549, 560, 576, 610, 630, 640, 672, 720, 732, 768, 840, 854, 896, 915, 960, 976, 1008, 1024, 1098, 1120, 1152, 1220, 1260, 1280, 1281, 1344, 1440, 1464, 1536, 1680, 1708, 1792, 1830, 1920, 1952, 2016, 2048, 2135, 2196, 2240, 2304, 2440, 2520, 2560, 2562, 2688, 2745, 2880, 2928, 3072, 3360, 3416, 3584, 3660, 3840, 3843, 3904, 4032, 4096, 4270, 4392, 4480, 4608, 4880, 5040, 5120, 5124, 5376, 5490, 5760, 5856, 6144, 6405, 6720, 6832, 7168, 7320, 7680, 7686, 7808, 8064, 8192, 8540, 8784, 8960, 9216, 9760, 10080, 10240, 10248, 10752, 10980, 11520, 11712, 12288, 12810, 13440, 13664, 14336, 14640, 15360, 15372, 15616, 16128, 16384, 17080, 17568, 17920, 18432, 19215, 19520, 20160, 20480, 20496, 21504, 21960, 23040, 23424, 24576, 25620, 26880, 27328, 28672, 29280, 30720, 30744, 31232, 32256, 32768, 34160, 35136, 35840, 36864, 38430, 39040, 40320, 40960, 40992, 43008, 43920, 46080, 46848, 49152, 51240, 53760, 54656, 57344, 58560, 61440, 61488, 62464, 64512, 65536, 68320, 70272, 71680, 73728, 76860, 78080, 80640, 81920, 81984, 86016, 87840, 92160, 93696, 98304, 102480, 107520, 109312, 114688, 117120, 122880, 122976, 124928, 129024, 131072, 136640, 140544, 143360, 147456, 153720, 156160, 161280, 163840, 163968, 172032, 175680, 184320, 187392, 196608, 204960, 215040, 218624, 229376, 234240, 245760, 245952, 249856, 258048, 262144, 273280, 281088, 286720, 294912, 307440, 312320, 322560, 327680, 327936, 344064, 351360, 368640, 374784, 393216, 409920, 430080, 437248, 458752, 468480, 491520, 491904, 499712, 516096, 524288, 546560, 562176, 573440, 589824, 614880, 624640, 645120, 655360, 655872, 688128, 702720, 737280, 749568, 786432, 819840, 860160, 874496, 917504, 936960, 983040, 983808, 999424, 1032192, 1048576, 1093120, 1124352, 1146880, 1179648, 1229760, 1249280, 1290240, 1310720, 1311744, 1376256, 1405440, 1474560, 1499136, 1572864, 1639680, 1720320, 1748992, 1835008, 1873920, 1966080, 1967616, 1998848, 2064384, 2186240, 2248704, 2293760, 2359296, 2459520, 2498560, 2580480, 2621440, 2623488, 2752512, 2810880, 2949120, 2998272, 3145728, 3279360, 3440640, 3497984, 3670016, 3747840, 3932160, 3935232, 3997696, 4128768, 4372480, 4497408, 4587520, 4718592, 4919040, 4997120, 5160960, 5242880, 5246976, 5505024, 5621760, 5898240, 5996544, 6558720, 6881280, 6995968, 7340032, 7495680, 7864320, 7870464, 7995392, 8257536, 8744960, 8994816, 9175040, 9437184, 9838080, 9994240, 10321920, 10493952, 11010048, 11243520, 11796480, 11993088, 13117440, 13762560, 13991936, 14991360, 15728640, 15740928, 15990784, 16515072, 17489920, 17989632, 18350080, 19676160, 19988480, 20643840, 20987904, 22020096, 22487040, 23592960, 23986176, 26234880, 27525120, 27983872, 29982720, 31481856, 31981568, 33030144, 34979840, 35979264, 36700160, 39352320, 39976960, 41287680, 41975808, 44974080, 47185920, 47972352, 52469760, 55050240, 55967744, 59965440, 62963712, 63963136, 66060288, 69959680, 71958528, 78704640, 79953920, 82575360, 83951616, 89948160, 95944704, 104939520, 110100480, 111935488, 119930880, 125927424, 139919360, 143917056, 157409280, 159907840, 165150720, 167903232, 179896320, 191889408, 209879040, 223870976, 239861760, 251854848, 279838720, 287834112, 314818560, 319815680, 330301440, 335806464, 359792640, 419758080, 447741952, 479723520, 503709696, 559677440, 575668224, 629637120, 671612928, 719585280, 839516160, 959447040, 1007419392, 1119354880, 1259274240, 1343225856, 1439170560, 1679032320, 2014838784, 2238709760, 2518548480, 2878341120, 3358064640, 4029677568, 5037096960, 6716129280, 10074193920, 20148387840]

約数ペア:

[(1, 20148387840), (2, 10074193920), (3, 6716129280), (4, 5037096960), (5, 4029677568), (6, 3358064640), (7, 2878341120), (8, 2518548480), (9, 2238709760), (10, 2014838784), (12, 1679032320), (14, 1439170560), (15, 1343225856), (16, 1259274240), (18, 1119354880), (20, 1007419392), (21, 959447040), (24, 839516160), (28, 719585280), (30, 671612928), (32, 629637120), (35, 575668224), (36, 559677440), (40, 503709696), (42, 479723520), (45, 447741952), (48, 419758080), (56, 359792640), (60, 335806464), (61, 330301440), (63, 319815680), (64, 314818560), (70, 287834112), (72, 279838720), (80, 251854848), (84, 239861760), (90, 223870976), (96, 209879040), (105, 191889408), (112, 179896320), (120, 167903232), (122, 165150720), (126, 159907840), (128, 157409280), (140, 143917056), (144, 139919360), (160, 125927424), (168, 119930880), (180, 111935488), (183, 110100480), (192, 104939520), (210, 95944704), (224, 89948160), (240, 83951616), (244, 82575360), (252, 79953920), (256, 78704640), (280, 71958528), (288, 69959680), (305, 66060288), (315, 63963136), (320, 62963712), (336, 59965440), (360, 55967744), (366, 55050240), (384, 52469760), (420, 47972352), (427, 47185920), (448, 44974080), (480, 41975808), (488, 41287680), (504, 39976960), (512, 39352320), (549, 36700160), (560, 35979264), (576, 34979840), (610, 33030144), (630, 31981568), (640, 31481856), (672, 29982720), (720, 27983872), (732, 27525120), (768, 26234880), (840, 23986176), (854, 23592960), (896, 22487040), (915, 22020096), (960, 20987904), (976, 20643840), (1008, 19988480), (1024, 19676160), (1098, 18350080), (1120, 17989632), (1152, 17489920), (1220, 16515072), (1260, 15990784), (1280, 15740928), (1281, 15728640), (1344, 14991360), (1440, 13991936), (1464, 13762560), (1536, 13117440), (1680, 11993088), (1708, 11796480), (1792, 11243520), (1830, 11010048), (1920, 10493952), (1952, 10321920), (2016, 9994240), (2048, 9838080), (2135, 9437184), (2196, 9175040), (2240, 8994816), (2304, 8744960), (2440, 8257536), (2520, 7995392), (2560, 7870464), (2562, 7864320), (2688, 7495680), (2745, 7340032), (2880, 6995968), (2928, 6881280), (3072, 6558720), (3360, 5996544), (3416, 5898240), (3584, 5621760), (3660, 5505024), (3840, 5246976), (3843, 5242880), (3904, 5160960), (4032, 4997120), (4096, 4919040), (4270, 4718592), (4392, 4587520), (4480, 4497408), (4608, 4372480), (4880, 4128768), (5040, 3997696), (5120, 3935232), (5124, 3932160), (5376, 3747840), (5490, 3670016), (5760, 3497984), (5856, 3440640), (6144, 3279360), (6405, 3145728), (6720, 2998272), (6832, 2949120), (7168, 2810880), (7320, 2752512), (7680, 2623488), (7686, 2621440), (7808, 2580480), (8064, 2498560), (8192, 2459520), (8540, 2359296), (8784, 2293760), (8960, 2248704), (9216, 2186240), (9760, 2064384), (10080, 1998848), (10240, 1967616), (10248, 1966080), (10752, 1873920), (10980, 1835008), (11520, 1748992), (11712, 1720320), (12288, 1639680), (12810, 1572864), (13440, 1499136), (13664, 1474560), (14336, 1405440), (14640, 1376256), (15360, 1311744), (15372, 1310720), (15616, 1290240), (16128, 1249280), (16384, 1229760), (17080, 1179648), (17568, 1146880), (17920, 1124352), (18432, 1093120), (19215, 1048576), (19520, 1032192), (20160, 999424), (20480, 983808), (20496, 983040), (21504, 936960), (21960, 917504), (23040, 874496), (23424, 860160), (24576, 819840), (25620, 786432), (26880, 749568), (27328, 737280), (28672, 702720), (29280, 688128), (30720, 655872), (30744, 655360), (31232, 645120), (32256, 624640), (32768, 614880), (34160, 589824), (35136, 573440), (35840, 562176), (36864, 546560), (38430, 524288), (39040, 516096), (40320, 499712), (40960, 491904), (40992, 491520), (43008, 468480), (43920, 458752), (46080, 437248), (46848, 430080), (49152, 409920), (51240, 393216), (53760, 374784), (54656, 368640), (57344, 351360), (58560, 344064), (61440, 327936), (61488, 327680), (62464, 322560), (64512, 312320), (65536, 307440), (68320, 294912), (70272, 286720), (71680, 281088), (73728, 273280), (76860, 262144), (78080, 258048), (80640, 249856), (81920, 245952), (81984, 245760), (86016, 234240), (87840, 229376), (92160, 218624), (93696, 215040), (98304, 204960), (102480, 196608), (107520, 187392), (109312, 184320), (114688, 175680), (117120, 172032), (122880, 163968), (122976, 163840), (124928, 161280), (129024, 156160), (131072, 153720), (136640, 147456), (140544, 143360)]