20749846656

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{487}}^1$

素因数の和:664

約数の個数: 384

約数和(自身を含む): 69909396480

約数和(自身を除く): 49159549824

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 64, 66, 77, 84, 88, 96, 112, 121, 128, 131, 132, 154, 168, 176, 192, 224, 231, 242, 262, 264, 308, 336, 352, 363, 384, 393, 448, 462, 484, 487, 524, 528, 616, 672, 704, 726, 786, 847, 896, 917, 924, 968, 974, 1048, 1056, 1232, 1344, 1408, 1441, 1452, 1461, 1572, 1694, 1834, 1848, 1936, 1948, 2096, 2112, 2464, 2541, 2688, 2751, 2882, 2904, 2922, 3144, 3388, 3409, 3668, 3696, 3872, 3896, 4192, 4224, 4323, 4928, 5082, 5357, 5502, 5764, 5808, 5844, 6288, 6776, 6818, 7336, 7392, 7744, 7792, 8384, 8646, 9856, 10087, 10164, 10227, 10714, 11004, 11528, 11616, 11688, 12576, 13552, 13636, 14672, 14784, 15488, 15584, 15851, 16071, 16768, 17292, 20174, 20328, 20454, 21428, 22008, 23056, 23232, 23376, 25152, 27104, 27272, 29344, 29568, 30261, 31168, 31702, 32142, 34584, 37499, 40348, 40656, 40908, 42856, 44016, 46112, 46464, 46752, 47553, 50304, 54208, 54544, 58688, 58927, 60522, 62336, 63404, 63797, 64284, 69168, 74998, 80696, 81312, 81816, 85712, 88032, 92224, 93504, 95106, 108416, 109088, 110957, 112497, 117376, 117854, 121044, 126808, 127594, 128568, 138336, 149996, 161392, 162624, 163632, 171424, 176064, 176781, 184448, 187008, 190212, 191391, 218176, 221914, 224994, 235708, 242088, 253616, 255188, 257136, 276672, 299992, 322784, 325248, 327264, 332871, 342848, 352128, 353562, 380424, 382782, 412489, 436352, 443828, 446579, 449988, 471416, 484176, 507232, 510376, 514272, 553344, 599984, 645568, 654528, 665742, 685696, 701767, 707124, 760848, 765564, 824978, 887656, 893158, 899976, 942832, 968352, 1014464, 1020752, 1028544, 1199968, 1237467, 1291136, 1309056, 1331484, 1339737, 1403534, 1414248, 1521696, 1531128, 1649956, 1775312, 1786316, 1799952, 1885664, 1936704, 2028928, 2041504, 2057088, 2105301, 2399936, 2474934, 2662968, 2679474, 2807068, 2828496, 3043392, 3062256, 3299912, 3550624, 3572632, 3599904, 3771328, 3873408, 4083008, 4210602, 4799872, 4912369, 4949868, 5325936, 5358948, 5614136, 5656992, 6086784, 6124512, 6599824, 7101248, 7145264, 7199808, 7542656, 7719437, 8166016, 8421204, 9824738, 9899736, 10651872, 10717896, 11228272, 11313984, 12249024, 13199648, 14202496, 14290528, 14399616, 14737107, 15438874, 16842408, 19649476, 19799472, 21303744, 21435792, 22456544, 22627968, 23158311, 24498048, 26399296, 28581056, 29474214, 30877748, 33684816, 39298952, 39598944, 42607488, 42871584, 44913088, 46316622, 52798592, 54036059, 57162112, 58948428, 61755496, 67369632, 78597904, 79197888, 85743168, 89826176, 92633244, 108072118, 117896856, 123510992, 134739264, 157195808, 158395776, 162108177, 171486336, 185266488, 216144236, 235793712, 247021984, 269478528, 314391616, 324216354, 370532976, 432288472, 471587424, 494043968, 628783232, 648432708, 741065952, 864576944, 943174848, 988087936, 1296865416, 1482131904, 1729153888, 1886349696, 2593730832, 2964263808, 3458307776, 5187461664, 6916615552, 10374923328, 20749846656]

約数ペア:

[(1, 20749846656), (2, 10374923328), (3, 6916615552), (4, 5187461664), (6, 3458307776), (7, 2964263808), (8, 2593730832), (11, 1886349696), (12, 1729153888), (14, 1482131904), (16, 1296865416), (21, 988087936), (22, 943174848), (24, 864576944), (28, 741065952), (32, 648432708), (33, 628783232), (42, 494043968), (44, 471587424), (48, 432288472), (56, 370532976), (64, 324216354), (66, 314391616), (77, 269478528), (84, 247021984), (88, 235793712), (96, 216144236), (112, 185266488), (121, 171486336), (128, 162108177), (131, 158395776), (132, 157195808), (154, 134739264), (168, 123510992), (176, 117896856), (192, 108072118), (224, 92633244), (231, 89826176), (242, 85743168), (262, 79197888), (264, 78597904), (308, 67369632), (336, 61755496), (352, 58948428), (363, 57162112), (384, 54036059), (393, 52798592), (448, 46316622), (462, 44913088), (484, 42871584), (487, 42607488), (524, 39598944), (528, 39298952), (616, 33684816), (672, 30877748), (704, 29474214), (726, 28581056), (786, 26399296), (847, 24498048), (896, 23158311), (917, 22627968), (924, 22456544), (968, 21435792), (974, 21303744), (1048, 19799472), (1056, 19649476), (1232, 16842408), (1344, 15438874), (1408, 14737107), (1441, 14399616), (1452, 14290528), (1461, 14202496), (1572, 13199648), (1694, 12249024), (1834, 11313984), (1848, 11228272), (1936, 10717896), (1948, 10651872), (2096, 9899736), (2112, 9824738), (2464, 8421204), (2541, 8166016), (2688, 7719437), (2751, 7542656), (2882, 7199808), (2904, 7145264), (2922, 7101248), (3144, 6599824), (3388, 6124512), (3409, 6086784), (3668, 5656992), (3696, 5614136), (3872, 5358948), (3896, 5325936), (4192, 4949868), (4224, 4912369), (4323, 4799872), (4928, 4210602), (5082, 4083008), (5357, 3873408), (5502, 3771328), (5764, 3599904), (5808, 3572632), (5844, 3550624), (6288, 3299912), (6776, 3062256), (6818, 3043392), (7336, 2828496), (7392, 2807068), (7744, 2679474), (7792, 2662968), (8384, 2474934), (8646, 2399936), (9856, 2105301), (10087, 2057088), (10164, 2041504), (10227, 2028928), (10714, 1936704), (11004, 1885664), (11528, 1799952), (11616, 1786316), (11688, 1775312), (12576, 1649956), (13552, 1531128), (13636, 1521696), (14672, 1414248), (14784, 1403534), (15488, 1339737), (15584, 1331484), (15851, 1309056), (16071, 1291136), (16768, 1237467), (17292, 1199968), (20174, 1028544), (20328, 1020752), (20454, 1014464), (21428, 968352), (22008, 942832), (23056, 899976), (23232, 893158), (23376, 887656), (25152, 824978), (27104, 765564), (27272, 760848), (29344, 707124), (29568, 701767), (30261, 685696), (31168, 665742), (31702, 654528), (32142, 645568), (34584, 599984), (37499, 553344), (40348, 514272), (40656, 510376), (40908, 507232), (42856, 484176), (44016, 471416), (46112, 449988), (46464, 446579), (46752, 443828), (47553, 436352), (50304, 412489), (54208, 382782), (54544, 380424), (58688, 353562), (58927, 352128), (60522, 342848), (62336, 332871), (63404, 327264), (63797, 325248), (64284, 322784), (69168, 299992), (74998, 276672), (80696, 257136), (81312, 255188), (81816, 253616), (85712, 242088), (88032, 235708), (92224, 224994), (93504, 221914), (95106, 218176), (108416, 191391), (109088, 190212), (110957, 187008), (112497, 184448), (117376, 176781), (117854, 176064), (121044, 171424), (126808, 163632), (127594, 162624), (128568, 161392), (138336, 149996)]