81212544

素因数分解:

$2^7\times 3^5\times 7^1\times {\mathrm{373}}^1$

素因数の和:409

約数の個数: 192

約数和(自身を含む): 277717440

約数和(自身を除く): 196504896

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, 81, 84, 96, 108, 112, 126, 128, 144, 162, 168, 189, 192, 216, 224, 243, 252, 288, 324, 336, 373, 378, 384, 432, 448, 486, 504, 567, 576, 648, 672, 746, 756, 864, 896, 972, 1008, 1119, 1134, 1152, 1296, 1344, 1492, 1512, 1701, 1728, 1944, 2016, 2238, 2268, 2592, 2611, 2688, 2984, 3024, 3357, 3402, 3456, 3888, 4032, 4476, 4536, 5184, 5222, 5968, 6048, 6714, 6804, 7776, 7833, 8064, 8952, 9072, 10071, 10368, 10444, 11936, 12096, 13428, 13608, 15552, 15666, 17904, 18144, 20142, 20888, 23499, 23872, 24192, 26856, 27216, 30213, 31104, 31332, 35808, 36288, 40284, 41776, 46998, 47744, 53712, 54432, 60426, 62664, 70497, 71616, 72576, 80568, 83552, 90639, 93996, 107424, 108864, 120852, 125328, 140994, 143232, 161136, 167104, 181278, 187992, 211491, 214848, 217728, 241704, 250656, 281988, 322272, 334208, 362556, 375984, 422982, 429696, 483408, 501312, 563976, 634473, 644544, 725112, 751968, 845964, 966816, 1002624, 1127952, 1268946, 1289088, 1450224, 1503936, 1691928, 1933632, 2255904, 2537892, 2900448, 3007872, 3383856, 3867264, 4511808, 5075784, 5800896, 6767712, 9023616, 10151568, 11601792, 13535424, 20303136, 27070848, 40606272, 81212544]

約数ペア:

[(1, 81212544), (2, 40606272), (3, 27070848), (4, 20303136), (6, 13535424), (7, 11601792), (8, 10151568), (9, 9023616), (12, 6767712), (14, 5800896), (16, 5075784), (18, 4511808), (21, 3867264), (24, 3383856), (27, 3007872), (28, 2900448), (32, 2537892), (36, 2255904), (42, 1933632), (48, 1691928), (54, 1503936), (56, 1450224), (63, 1289088), (64, 1268946), (72, 1127952), (81, 1002624), (84, 966816), (96, 845964), (108, 751968), (112, 725112), (126, 644544), (128, 634473), (144, 563976), (162, 501312), (168, 483408), (189, 429696), (192, 422982), (216, 375984), (224, 362556), (243, 334208), (252, 322272), (288, 281988), (324, 250656), (336, 241704), (373, 217728), (378, 214848), (384, 211491), (432, 187992), (448, 181278), (486, 167104), (504, 161136), (567, 143232), (576, 140994), (648, 125328), (672, 120852), (746, 108864), (756, 107424), (864, 93996), (896, 90639), (972, 83552), (1008, 80568), (1119, 72576), (1134, 71616), (1152, 70497), (1296, 62664), (1344, 60426), (1492, 54432), (1512, 53712), (1701, 47744), (1728, 46998), (1944, 41776), (2016, 40284), (2238, 36288), (2268, 35808), (2592, 31332), (2611, 31104), (2688, 30213), (2984, 27216), (3024, 26856), (3357, 24192), (3402, 23872), (3456, 23499), (3888, 20888), (4032, 20142), (4476, 18144), (4536, 17904), (5184, 15666), (5222, 15552), (5968, 13608), (6048, 13428), (6714, 12096), (6804, 11936), (7776, 10444), (7833, 10368), (8064, 10071), (8952, 9072)]