81309312

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{3361}}^1$

素因数の和:3391

約数の個数: 128

約数和(自身を含む): 274339200

約数和(自身を除く): 193029888

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, 64, 72, 84, 96, 108, 112, 126, 128, 144, 168, 189, 192, 216, 224, 252, 288, 336, 378, 384, 432, 448, 504, 576, 672, 756, 864, 896, 1008, 1152, 1344, 1512, 1728, 2016, 2688, 3024, 3361, 3456, 4032, 6048, 6722, 8064, 10083, 12096, 13444, 20166, 23527, 24192, 26888, 30249, 40332, 47054, 53776, 60498, 70581, 80664, 90747, 94108, 107552, 120996, 141162, 161328, 181494, 188216, 211743, 215104, 241992, 282324, 322656, 362988, 376432, 423486, 430208, 483984, 564648, 635229, 645312, 725976, 752864, 846972, 967968, 1129296, 1270458, 1290624, 1451952, 1505728, 1693944, 1935936, 2258592, 2540916, 2903904, 3011456, 3387888, 3871872, 4517184, 5081832, 5807808, 6775776, 9034368, 10163664, 11615616, 13551552, 20327328, 27103104, 40654656, 81309312]

約数ペア:

[(1, 81309312), (2, 40654656), (3, 27103104), (4, 20327328), (6, 13551552), (7, 11615616), (8, 10163664), (9, 9034368), (12, 6775776), (14, 5807808), (16, 5081832), (18, 4517184), (21, 3871872), (24, 3387888), (27, 3011456), (28, 2903904), (32, 2540916), (36, 2258592), (42, 1935936), (48, 1693944), (54, 1505728), (56, 1451952), (63, 1290624), (64, 1270458), (72, 1129296), (84, 967968), (96, 846972), (108, 752864), (112, 725976), (126, 645312), (128, 635229), (144, 564648), (168, 483984), (189, 430208), (192, 423486), (216, 376432), (224, 362988), (252, 322656), (288, 282324), (336, 241992), (378, 215104), (384, 211743), (432, 188216), (448, 181494), (504, 161328), (576, 141162), (672, 120996), (756, 107552), (864, 94108), (896, 90747), (1008, 80664), (1152, 70581), (1344, 60498), (1512, 53776), (1728, 47054), (2016, 40332), (2688, 30249), (3024, 26888), (3361, 24192), (3456, 23527), (4032, 20166), (6048, 13444), (6722, 12096), (8064, 10083)]