21208786560

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{16661}}^1$

素因数の和:16716

約数の個数: 384

約数和(自身を含む): 83514609360

約数和(自身を除く): 62305822800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 32, 34, 36, 39, 40, 45, 48, 51, 52, 60, 64, 65, 68, 72, 78, 80, 85, 90, 96, 102, 104, 117, 120, 128, 130, 136, 144, 153, 156, 160, 170, 180, 192, 195, 204, 208, 221, 234, 240, 255, 260, 272, 288, 306, 312, 320, 340, 360, 384, 390, 408, 416, 442, 468, 480, 510, 520, 544, 576, 585, 612, 624, 640, 663, 680, 720, 765, 780, 816, 832, 884, 936, 960, 1020, 1040, 1088, 1105, 1152, 1170, 1224, 1248, 1326, 1360, 1440, 1530, 1560, 1632, 1664, 1768, 1872, 1920, 1989, 2040, 2080, 2176, 2210, 2340, 2448, 2496, 2652, 2720, 2880, 3060, 3120, 3264, 3315, 3536, 3744, 3978, 4080, 4160, 4420, 4680, 4896, 4992, 5304, 5440, 5760, 6120, 6240, 6528, 6630, 7072, 7488, 7956, 8160, 8320, 8840, 9360, 9792, 9945, 10608, 10880, 12240, 12480, 13260, 14144, 14976, 15912, 16320, 16661, 17680, 18720, 19584, 19890, 21216, 24480, 24960, 26520, 28288, 31824, 32640, 33322, 35360, 37440, 39780, 42432, 48960, 49983, 53040, 63648, 66644, 70720, 74880, 79560, 83305, 84864, 97920, 99966, 106080, 127296, 133288, 141440, 149949, 159120, 166610, 199932, 212160, 216593, 249915, 254592, 266576, 283237, 299898, 318240, 333220, 399864, 424320, 433186, 499830, 533152, 566474, 599796, 636480, 649779, 666440, 749745, 799728, 849711, 866372, 999660, 1066304, 1082965, 1132948, 1199592, 1272960, 1299558, 1332880, 1416185, 1499490, 1599456, 1699422, 1732744, 1949337, 1999320, 2132608, 2165930, 2265896, 2399184, 2549133, 2599116, 2665760, 2832370, 2998980, 3198912, 3248895, 3398844, 3465488, 3682081, 3898674, 3998640, 4248555, 4331860, 4531792, 4798368, 5098266, 5198232, 5331520, 5664740, 5997960, 6397824, 6497790, 6797688, 6930976, 7364162, 7797348, 7997280, 8497110, 8663720, 9063584, 9596736, 9746685, 10196532, 10396464, 10663040, 11046243, 11329480, 11995920, 12745665, 12995580, 13595376, 13861952, 14728324, 15594696, 15994560, 16994220, 17327440, 18127168, 18410405, 19193472, 19493370, 20393064, 20792928, 22092486, 22658960, 23991840, 25491330, 25991160, 27190752, 27723904, 29456648, 31189392, 31989120, 33138729, 33988440, 34654880, 36254336, 36820810, 38986740, 40786128, 41585856, 44184972, 45317920, 47983680, 50982660, 51982320, 54381504, 55231215, 58913296, 62378784, 66277458, 67976880, 69309760, 73641620, 77973480, 81572256, 83171712, 88369944, 90635840, 95967360, 101965320, 103964640, 108763008, 110462430, 117826592, 124757568, 132554916, 135953760, 138619520, 147283240, 155946960, 163144512, 165693645, 176739888, 181271680, 203930640, 207929280, 220924860, 235653184, 249515136, 265109832, 271907520, 294566480, 311893920, 326289024, 331387290, 353479776, 407861280, 415858560, 441849720, 471306368, 530219664, 543815040, 589132960, 623787840, 662774580, 706959552, 815722560, 883699440, 1060439328, 1178265920, 1247575680, 1325549160, 1413919104, 1631445120, 1767398880, 2120878656, 2356531840, 2651098320, 3534797760, 4241757312, 5302196640, 7069595520, 10604393280, 21208786560]

約数ペア:

[(1, 21208786560), (2, 10604393280), (3, 7069595520), (4, 5302196640), (5, 4241757312), (6, 3534797760), (8, 2651098320), (9, 2356531840), (10, 2120878656), (12, 1767398880), (13, 1631445120), (15, 1413919104), (16, 1325549160), (17, 1247575680), (18, 1178265920), (20, 1060439328), (24, 883699440), (26, 815722560), (30, 706959552), (32, 662774580), (34, 623787840), (36, 589132960), (39, 543815040), (40, 530219664), (45, 471306368), (48, 441849720), (51, 415858560), (52, 407861280), (60, 353479776), (64, 331387290), (65, 326289024), (68, 311893920), (72, 294566480), (78, 271907520), (80, 265109832), (85, 249515136), (90, 235653184), (96, 220924860), (102, 207929280), (104, 203930640), (117, 181271680), (120, 176739888), (128, 165693645), (130, 163144512), (136, 155946960), (144, 147283240), (153, 138619520), (156, 135953760), (160, 132554916), (170, 124757568), (180, 117826592), (192, 110462430), (195, 108763008), (204, 103964640), (208, 101965320), (221, 95967360), (234, 90635840), (240, 88369944), (255, 83171712), (260, 81572256), (272, 77973480), (288, 73641620), (306, 69309760), (312, 67976880), (320, 66277458), (340, 62378784), (360, 58913296), (384, 55231215), (390, 54381504), (408, 51982320), (416, 50982660), (442, 47983680), (468, 45317920), (480, 44184972), (510, 41585856), (520, 40786128), (544, 38986740), (576, 36820810), (585, 36254336), (612, 34654880), (624, 33988440), (640, 33138729), (663, 31989120), (680, 31189392), (720, 29456648), (765, 27723904), (780, 27190752), (816, 25991160), (832, 25491330), (884, 23991840), (936, 22658960), (960, 22092486), (1020, 20792928), (1040, 20393064), (1088, 19493370), (1105, 19193472), (1152, 18410405), (1170, 18127168), (1224, 17327440), (1248, 16994220), (1326, 15994560), (1360, 15594696), (1440, 14728324), (1530, 13861952), (1560, 13595376), (1632, 12995580), (1664, 12745665), (1768, 11995920), (1872, 11329480), (1920, 11046243), (1989, 10663040), (2040, 10396464), (2080, 10196532), (2176, 9746685), (2210, 9596736), (2340, 9063584), (2448, 8663720), (2496, 8497110), (2652, 7997280), (2720, 7797348), (2880, 7364162), (3060, 6930976), (3120, 6797688), (3264, 6497790), (3315, 6397824), (3536, 5997960), (3744, 5664740), (3978, 5331520), (4080, 5198232), (4160, 5098266), (4420, 4798368), (4680, 4531792), (4896, 4331860), (4992, 4248555), (5304, 3998640), (5440, 3898674), (5760, 3682081), (6120, 3465488), (6240, 3398844), (6528, 3248895), (6630, 3198912), (7072, 2998980), (7488, 2832370), (7956, 2665760), (8160, 2599116), (8320, 2549133), (8840, 2399184), (9360, 2265896), (9792, 2165930), (9945, 2132608), (10608, 1999320), (10880, 1949337), (12240, 1732744), (12480, 1699422), (13260, 1599456), (14144, 1499490), (14976, 1416185), (15912, 1332880), (16320, 1299558), (16661, 1272960), (17680, 1199592), (18720, 1132948), (19584, 1082965), (19890, 1066304), (21216, 999660), (24480, 866372), (24960, 849711), (26520, 799728), (28288, 749745), (31824, 666440), (32640, 649779), (33322, 636480), (35360, 599796), (37440, 566474), (39780, 533152), (42432, 499830), (48960, 433186), (49983, 424320), (53040, 399864), (63648, 333220), (66644, 318240), (70720, 299898), (74880, 283237), (79560, 266576), (83305, 254592), (84864, 249915), (97920, 216593), (99966, 212160), (106080, 199932), (127296, 166610), (133288, 159120), (141440, 149949)]