1820538720

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1$

素因数の和:476

約数の個数: 768

約数和(自身を含む): 8575580160

約数和(自身を除く): 6755041440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 18, 20, 21, 22, 24, 26, 27, 28, 30, 32, 33, 35, 36, 39, 40, 42, 44, 45, 48, 52, 54, 55, 56, 60, 63, 65, 66, 70, 72, 77, 78, 80, 84, 88, 90, 91, 96, 99, 104, 105, 108, 110, 112, 117, 120, 126, 130, 132, 135, 140, 143, 144, 154, 156, 160, 165, 168, 176, 180, 182, 189, 195, 198, 208, 210, 216, 220, 224, 231, 234, 240, 252, 260, 264, 270, 273, 280, 286, 288, 297, 308, 312, 315, 330, 336, 351, 352, 360, 364, 378, 385, 390, 396, 416, 420, 421, 429, 432, 440, 455, 462, 468, 480, 495, 504, 520, 528, 540, 546, 560, 572, 585, 594, 616, 624, 630, 660, 672, 693, 702, 715, 720, 728, 756, 770, 780, 792, 819, 840, 842, 858, 864, 880, 910, 924, 936, 945, 990, 1001, 1008, 1040, 1056, 1080, 1092, 1120, 1144, 1155, 1170, 1188, 1232, 1248, 1260, 1263, 1287, 1320, 1365, 1386, 1404, 1430, 1440, 1456, 1485, 1512, 1540, 1560, 1584, 1638, 1680, 1684, 1716, 1755, 1760, 1820, 1848, 1872, 1890, 1980, 2002, 2016, 2079, 2080, 2105, 2145, 2160, 2184, 2288, 2310, 2340, 2376, 2457, 2464, 2520, 2526, 2574, 2640, 2730, 2772, 2808, 2860, 2912, 2947, 2970, 3003, 3024, 3080, 3120, 3168, 3276, 3360, 3368, 3432, 3465, 3510, 3640, 3696, 3744, 3780, 3789, 3861, 3960, 4004, 4095, 4158, 4210, 4290, 4320, 4368, 4576, 4620, 4631, 4680, 4752, 4914, 5005, 5040, 5052, 5148, 5280, 5460, 5473, 5544, 5616, 5720, 5894, 5940, 6006, 6048, 6160, 6240, 6315, 6435, 6552, 6736, 6864, 6930, 7020, 7280, 7392, 7560, 7578, 7722, 7920, 8008, 8190, 8316, 8420, 8580, 8736, 8841, 9009, 9240, 9262, 9360, 9504, 9828, 10010, 10080, 10104, 10296, 10395, 10920, 10946, 11088, 11232, 11367, 11440, 11788, 11880, 12012, 12285, 12320, 12630, 12870, 13104, 13472, 13728, 13860, 13893, 14040, 14560, 14735, 15015, 15120, 15156, 15444, 15840, 16016, 16380, 16419, 16632, 16840, 17160, 17682, 18018, 18480, 18524, 18720, 18945, 19305, 19656, 20020, 20208, 20592, 20790, 21840, 21892, 22176, 22734, 22880, 23155, 23576, 23760, 24024, 24570, 25260, 25740, 26208, 26523, 27027, 27365, 27720, 27786, 28080, 29470, 30030, 30240, 30312, 30888, 32032, 32417, 32760, 32838, 33264, 33680, 34320, 35364, 36036, 36960, 37048, 37890, 38311, 38610, 39312, 40040, 40416, 41184, 41580, 41679, 43680, 43784, 44205, 45045, 45468, 46310, 47152, 47520, 48048, 49140, 49257, 50520, 51480, 53046, 54054, 54730, 55440, 55572, 56160, 56835, 58940, 60060, 60203, 60624, 61776, 64834, 65520, 65676, 66528, 67360, 68640, 69465, 70728, 72072, 74096, 75780, 76622, 77220, 78624, 79569, 80080, 82095, 83160, 83358, 87568, 88410, 90090, 90936, 92620, 94304, 96096, 97251, 98280, 98514, 101040, 102960, 106092, 108108, 109460, 110880, 111144, 113670, 114933, 117880, 120120, 120406, 121248, 123552, 125037, 129668, 131040, 131352, 132615, 135135, 138930, 141456, 144144, 147771, 148192, 151560, 153244, 154440, 159138, 160160, 162085, 164190, 166320, 166716, 175136, 176820, 180180, 180609, 181872, 185240, 191555, 194502, 196560, 197028, 202080, 205920, 208395, 212184, 216216, 218920, 222288, 227340, 229866, 235760, 240240, 240812, 246285, 250074, 259336, 262704, 265230, 270270, 277860, 282912, 288288, 291753, 295542, 301015, 303120, 306488, 308880, 318276, 324170, 328380, 332640, 333432, 344799, 353640, 360360, 361218, 363744, 370480, 383110, 389004, 393120, 394056, 397845, 416790, 421421, 424368, 432432, 437840, 444576, 454680, 459732, 471520, 480480, 481624, 486255, 492570, 500148, 518672, 525408, 530460, 540540, 541827, 555720, 574665, 583506, 591084, 602030, 606240, 612976, 617760, 625185, 636552, 648340, 656760, 666864, 689598, 707280, 720720, 722436, 738855, 740960, 766220, 778008, 788112, 795690, 833580, 842842, 848736, 864864, 875259, 875680, 903045, 909360, 919464, 963248, 972510, 985140, 1000296, 1034397, 1037344, 1060920, 1081080, 1083654, 1111440, 1149330, 1167012, 1182168, 1204060, 1225952, 1250370, 1264263, 1273104, 1296680, 1313520, 1333728, 1379196, 1414560, 1441440, 1444872, 1458765, 1477710, 1532440, 1556016, 1576224, 1591380, 1625481, 1667160, 1685684, 1723995, 1750518, 1806090, 1818720, 1838928, 1926496, 1945020, 1970280, 2000592, 2068794, 2107105, 2121840, 2162160, 2167308, 2222880, 2298660, 2334024, 2364336, 2408120, 2500740, 2528526, 2546208, 2593360, 2627040, 2709135, 2758392, 2889744, 2917530, 2955420, 3064880, 3112032, 3182760, 3250962, 3334320, 3371368, 3447990, 3501036, 3612180, 3677856, 3792789, 3890040, 3940560, 4001184, 4137588, 4214210, 4243680, 4324320, 4334616, 4376295, 4597320, 4668048, 4728672, 4816240, 5001480, 5057052, 5171985, 5186720, 5418270, 5516784, 5779488, 5835060, 5910840, 6129760, 6321315, 6365520, 6501924, 6668640, 6742736, 6895980, 7002072, 7224360, 7585578, 7780080, 7881120, 8127405, 8275176, 8428420, 8669232, 8752590, 9194640, 9336096, 9632480, 10002960, 10114104, 10343970, 10836540, 11033568, 11378367, 11670120, 11821680, 12642630, 12731040, 13003848, 13485472, 13791960, 14004144, 14448720, 15171156, 15560160, 16254810, 16550352, 16856840, 17338464, 17505180, 18389280, 18963945, 20005920, 20228208, 20687940, 21673080, 22756734, 23340240, 23643360, 25285260, 26007696, 27583920, 28008288, 28897440, 30342312, 32509620, 33100704, 33713680, 35010360, 37927890, 40456416, 41375880, 43346160, 45513468, 46680480, 50570520, 52015392, 55167840, 56891835, 60684624, 65019240, 67427360, 70020720, 75855780, 82751760, 86692320, 91026936, 101141040, 113783670, 121369248, 130038480, 140041440, 151711560, 165503520, 182053872, 202282080, 227567340, 260076960, 303423120, 364107744, 455134680, 606846240, 910269360, 1820538720]

約数ペア:

[(1, 1820538720), (2, 910269360), (3, 606846240), (4, 455134680), (5, 364107744), (6, 303423120), (7, 260076960), (8, 227567340), (9, 202282080), (10, 182053872), (11, 165503520), (12, 151711560), (13, 140041440), (14, 130038480), (15, 121369248), (16, 113783670), (18, 101141040), (20, 91026936), (21, 86692320), (22, 82751760), (24, 75855780), (26, 70020720), (27, 67427360), (28, 65019240), (30, 60684624), (32, 56891835), (33, 55167840), (35, 52015392), (36, 50570520), (39, 46680480), (40, 45513468), (42, 43346160), (44, 41375880), (45, 40456416), (48, 37927890), (52, 35010360), (54, 33713680), (55, 33100704), (56, 32509620), (60, 30342312), (63, 28897440), (65, 28008288), (66, 27583920), (70, 26007696), (72, 25285260), (77, 23643360), (78, 23340240), (80, 22756734), (84, 21673080), (88, 20687940), (90, 20228208), (91, 20005920), (96, 18963945), (99, 18389280), (104, 17505180), (105, 17338464), (108, 16856840), (110, 16550352), (112, 16254810), (117, 15560160), (120, 15171156), (126, 14448720), (130, 14004144), (132, 13791960), (135, 13485472), (140, 13003848), (143, 12731040), (144, 12642630), (154, 11821680), (156, 11670120), (160, 11378367), (165, 11033568), (168, 10836540), (176, 10343970), (180, 10114104), (182, 10002960), (189, 9632480), (195, 9336096), (198, 9194640), (208, 8752590), (210, 8669232), (216, 8428420), (220, 8275176), (224, 8127405), (231, 7881120), (234, 7780080), (240, 7585578), (252, 7224360), (260, 7002072), (264, 6895980), (270, 6742736), (273, 6668640), (280, 6501924), (286, 6365520), (288, 6321315), (297, 6129760), (308, 5910840), (312, 5835060), (315, 5779488), (330, 5516784), (336, 5418270), (351, 5186720), (352, 5171985), (360, 5057052), (364, 5001480), (378, 4816240), (385, 4728672), (390, 4668048), (396, 4597320), (416, 4376295), (420, 4334616), (421, 4324320), (429, 4243680), (432, 4214210), (440, 4137588), (455, 4001184), (462, 3940560), (468, 3890040), (480, 3792789), (495, 3677856), (504, 3612180), (520, 3501036), (528, 3447990), (540, 3371368), (546, 3334320), (560, 3250962), (572, 3182760), (585, 3112032), (594, 3064880), (616, 2955420), (624, 2917530), (630, 2889744), (660, 2758392), (672, 2709135), (693, 2627040), (702, 2593360), (715, 2546208), (720, 2528526), (728, 2500740), (756, 2408120), (770, 2364336), (780, 2334024), (792, 2298660), (819, 2222880), (840, 2167308), (842, 2162160), (858, 2121840), (864, 2107105), (880, 2068794), (910, 2000592), (924, 1970280), (936, 1945020), (945, 1926496), (990, 1838928), (1001, 1818720), (1008, 1806090), (1040, 1750518), (1056, 1723995), (1080, 1685684), (1092, 1667160), (1120, 1625481), (1144, 1591380), (1155, 1576224), (1170, 1556016), (1188, 1532440), (1232, 1477710), (1248, 1458765), (1260, 1444872), (1263, 1441440), (1287, 1414560), (1320, 1379196), (1365, 1333728), (1386, 1313520), (1404, 1296680), (1430, 1273104), (1440, 1264263), (1456, 1250370), (1485, 1225952), (1512, 1204060), (1540, 1182168), (1560, 1167012), (1584, 1149330), (1638, 1111440), (1680, 1083654), (1684, 1081080), (1716, 1060920), (1755, 1037344), (1760, 1034397), (1820, 1000296), (1848, 985140), (1872, 972510), (1890, 963248), (1980, 919464), (2002, 909360), (2016, 903045), (2079, 875680), (2080, 875259), (2105, 864864), (2145, 848736), (2160, 842842), (2184, 833580), (2288, 795690), (2310, 788112), (2340, 778008), (2376, 766220), (2457, 740960), (2464, 738855), (2520, 722436), (2526, 720720), (2574, 707280), (2640, 689598), (2730, 666864), (2772, 656760), (2808, 648340), (2860, 636552), (2912, 625185), (2947, 617760), (2970, 612976), (3003, 606240), (3024, 602030), (3080, 591084), (3120, 583506), (3168, 574665), (3276, 555720), (3360, 541827), (3368, 540540), (3432, 530460), (3465, 525408), (3510, 518672), (3640, 500148), (3696, 492570), (3744, 486255), (3780, 481624), (3789, 480480), (3861, 471520), (3960, 459732), (4004, 454680), (4095, 444576), (4158, 437840), (4210, 432432), (4290, 424368), (4320, 421421), (4368, 416790), (4576, 397845), (4620, 394056), (4631, 393120), (4680, 389004), (4752, 383110), (4914, 370480), (5005, 363744), (5040, 361218), (5052, 360360), (5148, 353640), (5280, 344799), (5460, 333432), (5473, 332640), (5544, 328380), (5616, 324170), (5720, 318276), (5894, 308880), (5940, 306488), (6006, 303120), (6048, 301015), (6160, 295542), (6240, 291753), (6315, 288288), (6435, 282912), (6552, 277860), (6736, 270270), (6864, 265230), (6930, 262704), (7020, 259336), (7280, 250074), (7392, 246285), (7560, 240812), (7578, 240240), (7722, 235760), (7920, 229866), (8008, 227340), (8190, 222288), (8316, 218920), (8420, 216216), (8580, 212184), (8736, 208395), (8841, 205920), (9009, 202080), (9240, 197028), (9262, 196560), (9360, 194502), (9504, 191555), (9828, 185240), (10010, 181872), (10080, 180609), (10104, 180180), (10296, 176820), (10395, 175136), (10920, 166716), (10946, 166320), (11088, 164190), (11232, 162085), (11367, 160160), (11440, 159138), (11788, 154440), (11880, 153244), (12012, 151560), (12285, 148192), (12320, 147771), (12630, 144144), (12870, 141456), (13104, 138930), (13472, 135135), (13728, 132615), (13860, 131352), (13893, 131040), (14040, 129668), (14560, 125037), (14735, 123552), (15015, 121248), (15120, 120406), (15156, 120120), (15444, 117880), (15840, 114933), (16016, 113670), (16380, 111144), (16419, 110880), (16632, 109460), (16840, 108108), (17160, 106092), (17682, 102960), (18018, 101040), (18480, 98514), (18524, 98280), (18720, 97251), (18945, 96096), (19305, 94304), (19656, 92620), (20020, 90936), (20208, 90090), (20592, 88410), (20790, 87568), (21840, 83358), (21892, 83160), (22176, 82095), (22734, 80080), (22880, 79569), (23155, 78624), (23576, 77220), (23760, 76622), (24024, 75780), (24570, 74096), (25260, 72072), (25740, 70728), (26208, 69465), (26523, 68640), (27027, 67360), (27365, 66528), (27720, 65676), (27786, 65520), (28080, 64834), (29470, 61776), (30030, 60624), (30240, 60203), (30312, 60060), (30888, 58940), (32032, 56835), (32417, 56160), (32760, 55572), (32838, 55440), (33264, 54730), (33680, 54054), (34320, 53046), (35364, 51480), (36036, 50520), (36960, 49257), (37048, 49140), (37890, 48048), (38311, 47520), (38610, 47152), (39312, 46310), (40040, 45468), (40416, 45045), (41184, 44205), (41580, 43784), (41679, 43680)]