20871351648

素因数分解:

$2^5\times 3^6\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^2$

素因数の和:123

約数の個数: 756

約数和(自身を含む): 77949765180

約数和(自身を除く): 57078413532

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 27, 28, 31, 32, 36, 38, 42, 48, 49, 54, 56, 57, 62, 63, 72, 76, 81, 84, 93, 96, 98, 108, 112, 114, 124, 126, 133, 144, 147, 152, 162, 168, 171, 186, 189, 196, 216, 217, 224, 228, 243, 248, 252, 266, 279, 288, 294, 304, 324, 336, 342, 372, 378, 392, 399, 432, 434, 441, 456, 486, 496, 504, 513, 532, 558, 567, 588, 589, 608, 648, 651, 672, 684, 729, 744, 756, 784, 798, 837, 864, 868, 882, 912, 931, 961, 972, 992, 1008, 1026, 1064, 1116, 1134, 1176, 1178, 1197, 1296, 1302, 1323, 1368, 1458, 1488, 1512, 1519, 1539, 1568, 1596, 1674, 1701, 1736, 1764, 1767, 1824, 1862, 1922, 1944, 1953, 2016, 2052, 2128, 2232, 2268, 2352, 2356, 2394, 2511, 2592, 2604, 2646, 2736, 2793, 2883, 2916, 2976, 3024, 3038, 3078, 3192, 3348, 3402, 3472, 3528, 3534, 3591, 3724, 3844, 3888, 3906, 3969, 4104, 4123, 4256, 4464, 4536, 4557, 4617, 4704, 4712, 4788, 5022, 5103, 5208, 5292, 5301, 5472, 5586, 5766, 5832, 5859, 6048, 6076, 6156, 6384, 6696, 6727, 6804, 6944, 7056, 7068, 7182, 7448, 7533, 7688, 7776, 7812, 7938, 8208, 8246, 8379, 8649, 8928, 9072, 9114, 9234, 9424, 9576, 10044, 10206, 10416, 10584, 10602, 10773, 11172, 11532, 11664, 11718, 11907, 12152, 12312, 12369, 12768, 13392, 13454, 13608, 13671, 13851, 14112, 14136, 14364, 14896, 15066, 15376, 15624, 15876, 15903, 16416, 16492, 16758, 17298, 17577, 18144, 18228, 18259, 18468, 18848, 19152, 20088, 20181, 20412, 20832, 21168, 21204, 21546, 22344, 22599, 23064, 23328, 23436, 23814, 24304, 24624, 24738, 25137, 25947, 26784, 26908, 27216, 27342, 27702, 28272, 28728, 28861, 29792, 30132, 30752, 31248, 31752, 31806, 32319, 32984, 33516, 34596, 35154, 35721, 36456, 36518, 36936, 37107, 38304, 40176, 40362, 40824, 41013, 42336, 42408, 43092, 44688, 45198, 46128, 46872, 47089, 47628, 47709, 48608, 49248, 49476, 50274, 51894, 52731, 53816, 54432, 54684, 54777, 55404, 56544, 57456, 57722, 60264, 60543, 62496, 63504, 63612, 64638, 65968, 67032, 69192, 70308, 71442, 72912, 73036, 73872, 74214, 75411, 77841, 80352, 80724, 81648, 82026, 84816, 86184, 86583, 89376, 90396, 92256, 93744, 94178, 95256, 95418, 96957, 98952, 100548, 103788, 105462, 107632, 109368, 109554, 110808, 111321, 114912, 115444, 120528, 121086, 123039, 127008, 127224, 127813, 129276, 131936, 134064, 138384, 140616, 141267, 142884, 143127, 145824, 146072, 147744, 148428, 150822, 155682, 158193, 161448, 163296, 164052, 164331, 169632, 172368, 173166, 180792, 181629, 187488, 188356, 190512, 190836, 193914, 197904, 201096, 207576, 210924, 215264, 218736, 219108, 221616, 222642, 226233, 230888, 233523, 241056, 242172, 246078, 254448, 255626, 258552, 259749, 268128, 276768, 281232, 282534, 285768, 286254, 292144, 296856, 301644, 311364, 316386, 322896, 328104, 328662, 333963, 344736, 346332, 361584, 363258, 369117, 376712, 381024, 381672, 383439, 387828, 395808, 402192, 415152, 421848, 423801, 429381, 437472, 438216, 443232, 445284, 452466, 461776, 467046, 484344, 492156, 492993, 508896, 511252, 517104, 519498, 544887, 562464, 565068, 571536, 572508, 584288, 593712, 603288, 622728, 632772, 645792, 656208, 657324, 667926, 678699, 692664, 700569, 723168, 726516, 738234, 753424, 763344, 766878, 775656, 779247, 804384, 830304, 843696, 847602, 858762, 876432, 890568, 894691, 904932, 923552, 934092, 968688, 984312, 985986, 1001889, 1022504, 1034208, 1038996, 1089774, 1107351, 1130136, 1143072, 1145016, 1150317, 1187424, 1206576, 1245456, 1265544, 1271403, 1312416, 1314648, 1335852, 1357398, 1385328, 1401138, 1453032, 1476468, 1478979, 1506848, 1526688, 1533756, 1551312, 1558494, 1634661, 1687392, 1695204, 1717524, 1752864, 1781136, 1789382, 1809864, 1868184, 1937376, 1968624, 1971972, 2003778, 2045008, 2077992, 2179548, 2214702, 2260272, 2290032, 2300634, 2337741, 2413152, 2490912, 2531088, 2542806, 2629296, 2671704, 2684073, 2714796, 2770656, 2802276, 2906064, 2952936, 2957958, 3005667, 3067512, 3102624, 3116988, 3269322, 3390408, 3435048, 3450951, 3562272, 3578764, 3619728, 3736368, 3814209, 3937248, 3943944, 4007556, 4090016, 4155984, 4359096, 4429404, 4436937, 4520544, 4580064, 4601268, 4675482, 4903983, 5062176, 5085612, 5258592, 5343408, 5368146, 5429592, 5604552, 5812128, 5905872, 5915916, 6011334, 6135024, 6233976, 6538644, 6780816, 6870096, 6901902, 7013223, 7157528, 7239456, 7472736, 7628418, 7887888, 8015112, 8052219, 8311968, 8718192, 8858808, 8873874, 9202536, 9350964, 9807966, 10171224, 10352853, 10686816, 10736292, 10859184, 11209104, 11442627, 11811744, 11831832, 12022668, 12270048, 12467952, 13077288, 13310811, 13561632, 13740192, 13803804, 14026446, 14315056, 15256836, 15775776, 16030224, 16104438, 17436384, 17717616, 17747748, 18405072, 18701928, 19615932, 20342448, 20705706, 21039669, 21472584, 21718368, 22418208, 22885254, 23663664, 24045336, 24156657, 24935904, 26154576, 26621622, 27607608, 28052892, 28630112, 30513672, 31058559, 32060448, 32208876, 34327881, 35435232, 35495496, 36810144, 37403856, 39231864, 40684896, 41411412, 42079338, 42945168, 45770508, 47327328, 48090672, 48313314, 52309152, 53243244, 55215216, 56105784, 61027344, 62117118, 64417752, 68655762, 70990992, 72469971, 74807712, 78463728, 82822824, 84158676, 85890336, 91541016, 93175677, 96181344, 96626628, 106486488, 110430432, 112211568, 122054688, 124234236, 128835504, 137311524, 141981984, 144939942, 156927456, 165645648, 168317352, 183082032, 186351354, 193253256, 212972976, 217409913, 224423136, 248468472, 257671008, 274623048, 289879884, 331291296, 336634704, 366164064, 372702708, 386506512, 425945952, 434819826, 496936944, 549246096, 579759768, 652229739, 673269408, 745405416, 773013024, 869639652, 993873888, 1098492192, 1159519536, 1304459478, 1490810832, 1739279304, 2319039072, 2608918956, 2981621664, 3478558608, 5217837912, 6957117216, 10435675824, 20871351648]

約数ペア:

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82822824), (266, 78463728), (279, 74807712), (288, 72469971), (294, 70990992), (304, 68655762), (324, 64417752), (336, 62117118), (342, 61027344), (372, 56105784), (378, 55215216), (392, 53243244), (399, 52309152), (432, 48313314), (434, 48090672), (441, 47327328), (456, 45770508), (486, 42945168), (496, 42079338), (504, 41411412), (513, 40684896), (532, 39231864), (558, 37403856), (567, 36810144), (588, 35495496), (589, 35435232), (608, 34327881), (648, 32208876), (651, 32060448), (672, 31058559), (684, 30513672), (729, 28630112), (744, 28052892), (756, 27607608), (784, 26621622), (798, 26154576), (837, 24935904), (864, 24156657), (868, 24045336), (882, 23663664), (912, 22885254), (931, 22418208), (961, 21718368), (972, 21472584), (992, 21039669), (1008, 20705706), (1026, 20342448), (1064, 19615932), (1116, 18701928), (1134, 18405072), (1176, 17747748), (1178, 17717616), (1197, 17436384), (1296, 16104438), (1302, 16030224), (1323, 15775776), (1368, 15256836), (1458, 14315056), (1488, 14026446), (1512, 13803804), (1519, 13740192), (1539, 13561632), (1568, 13310811), (1596, 13077288), (1674, 12467952), (1701, 12270048), (1736, 12022668), (1764, 11831832), (1767, 11811744), (1824, 11442627), (1862, 11209104), (1922, 10859184), (1944, 10736292), (1953, 10686816), (2016, 10352853), (2052, 10171224), (2128, 9807966), (2232, 9350964), (2268, 9202536), (2352, 8873874), (2356, 8858808), (2394, 8718192), (2511, 8311968), (2592, 8052219), (2604, 8015112), (2646, 7887888), (2736, 7628418), (2793, 7472736), (2883, 7239456), (2916, 7157528), (2976, 7013223), (3024, 6901902), (3038, 6870096), (3078, 6780816), (3192, 6538644), (3348, 6233976), (3402, 6135024), (3472, 6011334), (3528, 5915916), (3534, 5905872), (3591, 5812128), (3724, 5604552), (3844, 5429592), (3888, 5368146), (3906, 5343408), (3969, 5258592), (4104, 5085612), (4123, 5062176), (4256, 4903983), (4464, 4675482), (4536, 4601268), (4557, 4580064), (4617, 4520544), (4704, 4436937), (4712, 4429404), (4788, 4359096), (5022, 4155984), (5103, 4090016), (5208, 4007556), (5292, 3943944), (5301, 3937248), (5472, 3814209), (5586, 3736368), (5766, 3619728), (5832, 3578764), (5859, 3562272), (6048, 3450951), (6076, 3435048), (6156, 3390408), (6384, 3269322), (6696, 3116988), (6727, 3102624), (6804, 3067512), (6944, 3005667), (7056, 2957958), (7068, 2952936), (7182, 2906064), (7448, 2802276), (7533, 2770656), (7688, 2714796), (7776, 2684073), (7812, 2671704), (7938, 2629296), (8208, 2542806), (8246, 2531088), (8379, 2490912), (8649, 2413152), (8928, 2337741), (9072, 2300634), (9114, 2290032), (9234, 2260272), (9424, 2214702), (9576, 2179548), (10044, 2077992), (10206, 2045008), (10416, 2003778), (10584, 1971972), (10602, 1968624), (10773, 1937376), (11172, 1868184), (11532, 1809864), (11664, 1789382), (11718, 1781136), (11907, 1752864), (12152, 1717524), (12312, 1695204), (12369, 1687392), (12768, 1634661), (13392, 1558494), (13454, 1551312), (13608, 1533756), (13671, 1526688), (13851, 1506848), (14112, 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(90396, 230888), (92256, 226233), (93744, 222642), (94178, 221616), (95256, 219108), (95418, 218736), (96957, 215264), (98952, 210924), (100548, 207576), (103788, 201096), (105462, 197904), (107632, 193914), (109368, 190836), (109554, 190512), (110808, 188356), (111321, 187488), (114912, 181629), (115444, 180792), (120528, 173166), (121086, 172368), (123039, 169632), (127008, 164331), (127224, 164052), (127813, 163296), (129276, 161448), (131936, 158193), (134064, 155682), (138384, 150822), (140616, 148428), (141267, 147744), (142884, 146072), (143127, 145824)]