81847754.000000000

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:394

約数の個数: 192

約数和(自身を含む): 537384960

約数和(自身を除く): 378401184

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 84, 96, 97, 108, 112, 126, 144, 168, 189, 194, 216, 224, 252, 271, 288, 291, 336, 378, 388, 432, 504, 542, 582, 672, 679, 756, 776, 813, 864, 873, 1008, 1084, 1164, 1358, 1512, 1552, 1626, 1746, 1897, 2016, 2037, 2168, 2328, 2439, 2619, 2716, 3024, 3104, 3252, 3492, 3794, 4074, 4336, 4656, 4878, 5238, 5432, 5691, 6048, 6111, 6504, 6984, 7317, 7588, 8148, 8672, 9312, 9756, 10476, 10864, 11382, 12222, 13008, 13968, 14634, 15176, 16296, 17073, 18333, 19512, 20952, 21728, 22764, 24444, 26016, 26287, 27936, 29268, 30352, 32592, 34146, 36666, 39024, 41904, 45528, 48888, 51219, 52574, 58536, 60704, 65184, 68292, 73332, 78048, 78861, 83808, 91056, 97776, 102438, 105148, 117072, 136584, 146664, 157722, 182112, 184009, 195552, 204876, 210296, 234144, 236583, 273168, 293328, 315444, 368018, 409752, 420592, 473166, 546336, 552027, 586656, 630888, 709749, 736036, 819504, 841184, 946332, 1104054, 1261776, 1419498, 1472072, 1639008, 1656081, 1892664, 2208108, 2523552, 2838996, 2944144, 3312162, 3785328, 4416216, 4968243, 5677992, 5888288, 6624324, 7570656, 8832432, 9936486, 11355984, 13248648, 17664864, 19872972, 22711968, 26497296, 39745944, 52994592, 79491888, 158983776]

約数ペア:

[(1, 158983776), (2, 79491888), (3, 52994592), (4, 39745944), (6, 26497296), (7, 22711968), (8, 19872972), (9, 17664864), (12, 13248648), (14, 11355984), (16, 9936486), (18, 8832432), (21, 7570656), (24, 6624324), (27, 5888288), (28, 5677992), (32, 4968243), (36, 4416216), (42, 3785328), (48, 3312162), (54, 2944144), (56, 2838996), (63, 2523552), (72, 2208108), (84, 1892664), (96, 1656081), (97, 1639008), (108, 1472072), (112, 1419498), (126, 1261776), (144, 1104054), (168, 946332), (189, 841184), (194, 819504), (216, 736036), (224, 709749), (252, 630888), (271, 586656), (288, 552027), (291, 546336), (336, 473166), (378, 420592), (388, 409752), (432, 368018), (504, 315444), (542, 293328), (582, 273168), (672, 236583), (679, 234144), (756, 210296), (776, 204876), (813, 195552), (864, 184009), (873, 182112), (1008, 157722), (1084, 146664), (1164, 136584), (1358, 117072), (1512, 105148), (1552, 102438), (1626, 97776), (1746, 91056), (1897, 83808), (2016, 78861), (2037, 78048), (2168, 73332), (2328, 68292), (2439, 65184), (2619, 60704), (2716, 58536), (3024, 52574), (3104, 51219), (3252, 48888), (3492, 45528), (3794, 41904), (4074, 39024), (4336, 36666), (4656, 34146), (4878, 32592), (5238, 30352), (5432, 29268), (5691, 27936), (6048, 26287), (6111, 26016), (6504, 24444), (6984, 22764), (7317, 21728), (7588, 20952), (8148, 19512), (8672, 18333), (9312, 17073), (9756, 16296), (10476, 15176), (10864, 14634), (11382, 13968), (12222, 13008)]