20505737952

素因数分解:

$2^5\times 3^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{21059}}^1$

素因数の和:21115

約数の個数: 288

約数和(自身を含む): 72601401600

約数和(自身を除く): 52095663648

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 27, 28, 32, 36, 42, 46, 48, 49, 54, 56, 63, 69, 72, 84, 92, 96, 98, 108, 112, 126, 138, 144, 147, 161, 168, 184, 189, 196, 207, 216, 224, 252, 276, 288, 294, 322, 336, 368, 378, 392, 414, 432, 441, 483, 504, 552, 588, 621, 644, 672, 736, 756, 784, 828, 864, 882, 966, 1008, 1104, 1127, 1176, 1242, 1288, 1323, 1449, 1512, 1568, 1656, 1764, 1932, 2016, 2208, 2254, 2352, 2484, 2576, 2646, 2898, 3024, 3312, 3381, 3528, 3864, 4347, 4508, 4704, 4968, 5152, 5292, 5796, 6048, 6624, 6762, 7056, 7728, 8694, 9016, 9936, 10143, 10584, 11592, 13524, 14112, 15456, 17388, 18032, 19872, 20286, 21059, 21168, 23184, 27048, 30429, 34776, 36064, 40572, 42118, 42336, 46368, 54096, 60858, 63177, 69552, 81144, 84236, 108192, 121716, 126354, 139104, 147413, 162288, 168472, 189531, 243432, 252708, 294826, 324576, 336944, 379062, 442239, 484357, 486864, 505416, 568593, 589652, 673888, 758124, 884478, 968714, 973728, 1010832, 1031891, 1137186, 1179304, 1326717, 1453071, 1516248, 1768956, 1937428, 2021664, 2063782, 2274372, 2358608, 2653434, 2906142, 3032496, 3095673, 3390499, 3537912, 3874856, 3980151, 4127564, 4359213, 4548744, 4717216, 5306868, 5812284, 6064992, 6191346, 6780998, 7075824, 7749712, 7960302, 8255128, 8718426, 9097488, 9287019, 10171497, 10613736, 11624568, 12382692, 13077639, 13561996, 14151648, 15499424, 15920604, 16510256, 17436852, 18194976, 18574038, 20342994, 21227472, 23249136, 23733493, 24765384, 26155278, 27123992, 27861057, 30514491, 31841208, 33020512, 34873704, 37148076, 40685988, 42454944, 46498272, 47466986, 49530768, 52310556, 54247984, 55722114, 61028982, 63682416, 69747408, 71200479, 74296152, 81371976, 91543473, 94933972, 99061536, 104621112, 108495968, 111444228, 122057964, 127364832, 139494816, 142400958, 148592304, 162743952, 183086946, 189867944, 209242224, 213601437, 222888456, 244115928, 284801916, 297184608, 325487904, 366173892, 379735888, 418484448, 427202874, 445776912, 488231856, 569603832, 640804311, 732347784, 759471776, 854405748, 891553824, 976463712, 1139207664, 1281608622, 1464695568, 1708811496, 2278415328, 2563217244, 2929391136, 3417622992, 5126434488, 6835245984, 10252868976, 20505737952]

約数ペア:

[(1, 20505737952), (2, 10252868976), (3, 6835245984), (4, 5126434488), (6, 3417622992), (7, 2929391136), (8, 2563217244), (9, 2278415328), (12, 1708811496), (14, 1464695568), (16, 1281608622), (18, 1139207664), (21, 976463712), (23, 891553824), (24, 854405748), (27, 759471776), (28, 732347784), (32, 640804311), (36, 569603832), (42, 488231856), (46, 445776912), (48, 427202874), (49, 418484448), (54, 379735888), (56, 366173892), (63, 325487904), (69, 297184608), (72, 284801916), (84, 244115928), (92, 222888456), (96, 213601437), (98, 209242224), (108, 189867944), (112, 183086946), (126, 162743952), (138, 148592304), (144, 142400958), (147, 139494816), (161, 127364832), (168, 122057964), (184, 111444228), (189, 108495968), (196, 104621112), (207, 99061536), (216, 94933972), (224, 91543473), (252, 81371976), (276, 74296152), (288, 71200479), (294, 69747408), (322, 63682416), (336, 61028982), (368, 55722114), (378, 54247984), (392, 52310556), (414, 49530768), (432, 47466986), (441, 46498272), (483, 42454944), (504, 40685988), (552, 37148076), (588, 34873704), (621, 33020512), (644, 31841208), (672, 30514491), (736, 27861057), (756, 27123992), (784, 26155278), (828, 24765384), (864, 23733493), (882, 23249136), (966, 21227472), (1008, 20342994), (1104, 18574038), (1127, 18194976), (1176, 17436852), (1242, 16510256), (1288, 15920604), (1323, 15499424), (1449, 14151648), (1512, 13561996), (1568, 13077639), (1656, 12382692), (1764, 11624568), (1932, 10613736), (2016, 10171497), (2208, 9287019), (2254, 9097488), (2352, 8718426), (2484, 8255128), (2576, 7960302), (2646, 7749712), (2898, 7075824), (3024, 6780998), (3312, 6191346), (3381, 6064992), (3528, 5812284), (3864, 5306868), (4347, 4717216), (4508, 4548744), (4704, 4359213), (4968, 4127564), (5152, 3980151), (5292, 3874856), (5796, 3537912), (6048, 3390499), (6624, 3095673), (6762, 3032496), (7056, 2906142), (7728, 2653434), (8694, 2358608), (9016, 2274372), (9936, 2063782), (10143, 2021664), (10584, 1937428), (11592, 1768956), (13524, 1516248), (14112, 1453071), (15456, 1326717), (17388, 1179304), (18032, 1137186), (19872, 1031891), (20286, 1010832), (21059, 973728), (21168, 968714), (23184, 884478), (27048, 758124), (30429, 673888), (34776, 589652), (36064, 568593), (40572, 505416), (42118, 486864), (42336, 484357), (46368, 442239), (54096, 379062), (60858, 336944), (63177, 324576), (69552, 294826), (81144, 252708), (84236, 243432), (108192, 189531), (121716, 168472), (126354, 162288), (139104, 147413)]