20605087440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3067}}^1$

素因数の和:3167

約数の個数: 480

約数和(自身を含む): 83561127936

約数和(自身を除く): 62956040496

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 43, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 86, 90, 93, 105, 112, 120, 124, 126, 129, 140, 144, 155, 168, 172, 180, 186, 210, 215, 217, 240, 248, 252, 258, 279, 280, 301, 310, 315, 336, 344, 360, 372, 387, 420, 430, 434, 465, 496, 504, 516, 558, 560, 602, 620, 630, 645, 651, 688, 720, 744, 774, 840, 860, 868, 903, 930, 1008, 1032, 1085, 1116, 1204, 1240, 1260, 1290, 1302, 1333, 1395, 1488, 1505, 1548, 1680, 1720, 1736, 1806, 1860, 1935, 1953, 2064, 2170, 2232, 2408, 2480, 2520, 2580, 2604, 2666, 2709, 2790, 3010, 3067, 3096, 3255, 3440, 3472, 3612, 3720, 3870, 3906, 3999, 4340, 4464, 4515, 4816, 5040, 5160, 5208, 5332, 5418, 5580, 6020, 6134, 6192, 6510, 6665, 7224, 7440, 7740, 7812, 7998, 8680, 9030, 9201, 9331, 9765, 10320, 10416, 10664, 10836, 11160, 11997, 12040, 12268, 13020, 13330, 13545, 14448, 15335, 15480, 15624, 15996, 17360, 18060, 18402, 18662, 19530, 19995, 21328, 21469, 21672, 22320, 23994, 24080, 24536, 26040, 26660, 27090, 27603, 27993, 30670, 30960, 31248, 31992, 36120, 36804, 37324, 39060, 39990, 42938, 43344, 46005, 46655, 47988, 49072, 52080, 53320, 54180, 55206, 55986, 59985, 61340, 63984, 64407, 72240, 73608, 74648, 78120, 79980, 83979, 85876, 92010, 93310, 95077, 95976, 106640, 107345, 108360, 110412, 111972, 119970, 122680, 128814, 131881, 138015, 139965, 147216, 149296, 156240, 159960, 167958, 171752, 184020, 186620, 190154, 191952, 193221, 214690, 216720, 220824, 223944, 239940, 245360, 257628, 263762, 276030, 279930, 285231, 319920, 322035, 335916, 343504, 368040, 373240, 380308, 386442, 395643, 419895, 429380, 441648, 447888, 475385, 479880, 515256, 527524, 552060, 559860, 570462, 644070, 659405, 665539, 671832, 736080, 746480, 760616, 772884, 791286, 839790, 855693, 858760, 923167, 950770, 959760, 966105, 1030512, 1055048, 1104120, 1119720, 1140924, 1186929, 1288140, 1318810, 1331078, 1343664, 1426155, 1521232, 1545768, 1582572, 1679580, 1711386, 1717520, 1846334, 1901540, 1932210, 1978215, 1996617, 2110096, 2208240, 2239440, 2281848, 2373858, 2576280, 2637620, 2662156, 2769501, 2852310, 3091536, 3165144, 3327695, 3359160, 3422772, 3692668, 3803080, 3864420, 3956430, 3993234, 4088311, 4278465, 4563696, 4615835, 4747716, 5152560, 5275240, 5324312, 5539002, 5704620, 5934645, 5989851, 6330288, 6655390, 6718320, 6845544, 7385336, 7606160, 7728840, 7912860, 7986468, 8176622, 8308503, 8556930, 9231670, 9495432, 9983085, 10550480, 10648624, 11078004, 11409240, 11869290, 11979702, 12264933, 13310780, 13691088, 13847505, 14770672, 15457680, 15825720, 15972936, 16353244, 16617006, 17113860, 18463340, 18990864, 19966170, 20441555, 22156008, 22818480, 23738580, 23959404, 24529866, 26621560, 27695010, 28618177, 29949255, 31651440, 31945872, 32706488, 33234012, 34227720, 36794799, 36926680, 39932340, 40883110, 41542515, 44312016, 47477160, 47918808, 49059732, 53243120, 55390020, 57236354, 59898510, 61324665, 65412976, 66468024, 68455440, 73589598, 73853360, 79864680, 81766220, 83085030, 85854531, 94954320, 95837616, 98119464, 110780040, 114472708, 119797020, 122649330, 132936048, 143090885, 147179196, 159729360, 163532440, 166170060, 171709062, 183973995, 196238928, 221560080, 228945416, 239594040, 245298660, 257563593, 286181770, 294358392, 327064880, 332340120, 343418124, 367947990, 429272655, 457890832, 479188080, 490597320, 515127186, 572363540, 588716784, 664680240, 686836248, 735895980, 858545310, 981194640, 1030254372, 1144727080, 1287817965, 1373672496, 1471791960, 1717090620, 2060508744, 2289454160, 2575635930, 2943583920, 3434181240, 4121017488, 5151271860, 6868362480, 10302543720, 20605087440]

約数ペア:

[(1, 20605087440), (2, 10302543720), (3, 6868362480), (4, 5151271860), (5, 4121017488), (6, 3434181240), (7, 2943583920), (8, 2575635930), (9, 2289454160), (10, 2060508744), (12, 1717090620), (14, 1471791960), (15, 1373672496), (16, 1287817965), (18, 1144727080), (20, 1030254372), (21, 981194640), (24, 858545310), (28, 735895980), (30, 686836248), (31, 664680240), (35, 588716784), (36, 572363540), (40, 515127186), (42, 490597320), (43, 479188080), (45, 457890832), (48, 429272655), (56, 367947990), (60, 343418124), (62, 332340120), (63, 327064880), (70, 294358392), (72, 286181770), (80, 257563593), (84, 245298660), (86, 239594040), (90, 228945416), (93, 221560080), (105, 196238928), (112, 183973995), (120, 171709062), (124, 166170060), (126, 163532440), (129, 159729360), (140, 147179196), (144, 143090885), (155, 132936048), (168, 122649330), (172, 119797020), (180, 114472708), (186, 110780040), (210, 98119464), (215, 95837616), (217, 94954320), (240, 85854531), (248, 83085030), (252, 81766220), (258, 79864680), (279, 73853360), (280, 73589598), (301, 68455440), (310, 66468024), (315, 65412976), (336, 61324665), (344, 59898510), (360, 57236354), (372, 55390020), (387, 53243120), (420, 49059732), (430, 47918808), (434, 47477160), (465, 44312016), (496, 41542515), (504, 40883110), (516, 39932340), (558, 36926680), (560, 36794799), (602, 34227720), (620, 33234012), (630, 32706488), (645, 31945872), (651, 31651440), (688, 29949255), (720, 28618177), (744, 27695010), (774, 26621560), (840, 24529866), (860, 23959404), (868, 23738580), (903, 22818480), (930, 22156008), (1008, 20441555), (1032, 19966170), (1085, 18990864), (1116, 18463340), (1204, 17113860), (1240, 16617006), (1260, 16353244), (1290, 15972936), (1302, 15825720), (1333, 15457680), (1395, 14770672), (1488, 13847505), (1505, 13691088), (1548, 13310780), (1680, 12264933), (1720, 11979702), (1736, 11869290), (1806, 11409240), (1860, 11078004), (1935, 10648624), (1953, 10550480), (2064, 9983085), (2170, 9495432), (2232, 9231670), (2408, 8556930), (2480, 8308503), (2520, 8176622), (2580, 7986468), (2604, 7912860), (2666, 7728840), (2709, 7606160), (2790, 7385336), (3010, 6845544), (3067, 6718320), (3096, 6655390), (3255, 6330288), (3440, 5989851), (3472, 5934645), (3612, 5704620), (3720, 5539002), (3870, 5324312), (3906, 5275240), (3999, 5152560), (4340, 4747716), (4464, 4615835), (4515, 4563696), (4816, 4278465), (5040, 4088311), (5160, 3993234), (5208, 3956430), (5332, 3864420), (5418, 3803080), (5580, 3692668), (6020, 3422772), (6134, 3359160), (6192, 3327695), (6510, 3165144), (6665, 3091536), (7224, 2852310), (7440, 2769501), (7740, 2662156), (7812, 2637620), (7998, 2576280), (8680, 2373858), (9030, 2281848), (9201, 2239440), (9331, 2208240), (9765, 2110096), (10320, 1996617), (10416, 1978215), (10664, 1932210), (10836, 1901540), (11160, 1846334), (11997, 1717520), (12040, 1711386), (12268, 1679580), (13020, 1582572), (13330, 1545768), (13545, 1521232), (14448, 1426155), (15335, 1343664), (15480, 1331078), (15624, 1318810), (15996, 1288140), (17360, 1186929), (18060, 1140924), (18402, 1119720), (18662, 1104120), (19530, 1055048), (19995, 1030512), (21328, 966105), (21469, 959760), (21672, 950770), (22320, 923167), (23994, 858760), (24080, 855693), (24536, 839790), (26040, 791286), (26660, 772884), (27090, 760616), (27603, 746480), (27993, 736080), (30670, 671832), (30960, 665539), (31248, 659405), (31992, 644070), (36120, 570462), (36804, 559860), (37324, 552060), (39060, 527524), (39990, 515256), (42938, 479880), (43344, 475385), (46005, 447888), (46655, 441648), (47988, 429380), (49072, 419895), (52080, 395643), (53320, 386442), (54180, 380308), (55206, 373240), (55986, 368040), (59985, 343504), (61340, 335916), (63984, 322035), (64407, 319920), (72240, 285231), (73608, 279930), (74648, 276030), (78120, 263762), (79980, 257628), (83979, 245360), (85876, 239940), (92010, 223944), (93310, 220824), (95077, 216720), (95976, 214690), (106640, 193221), (107345, 191952), (108360, 190154), (110412, 186620), (111972, 184020), (119970, 171752), (122680, 167958), (128814, 159960), (131881, 156240), (138015, 149296), (139965, 147216)]