81819648

素因数分解:

$2^{11}\times 3^2\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:244

約数の個数: 144

約数和(自身を含む): 247862160

約数和(自身を除く): 166042512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 64, 69, 72, 92, 96, 128, 138, 144, 184, 192, 193, 207, 256, 276, 288, 368, 384, 386, 414, 512, 552, 576, 579, 736, 768, 772, 828, 1024, 1104, 1152, 1158, 1472, 1536, 1544, 1656, 1737, 2048, 2208, 2304, 2316, 2944, 3072, 3088, 3312, 3474, 4416, 4439, 4608, 4632, 5888, 6144, 6176, 6624, 6948, 8832, 8878, 9216, 9264, 11776, 12352, 13248, 13317, 13896, 17664, 17756, 18432, 18528, 23552, 24704, 26496, 26634, 27792, 35328, 35512, 37056, 39951, 47104, 49408, 52992, 53268, 55584, 70656, 71024, 74112, 79902, 98816, 105984, 106536, 111168, 141312, 142048, 148224, 159804, 197632, 211968, 213072, 222336, 284096, 296448, 319608, 395264, 423936, 426144, 444672, 568192, 592896, 639216, 852288, 889344, 1136384, 1185792, 1278432, 1704576, 1778688, 2272768, 2556864, 3409152, 3557376, 4545536, 5113728, 6818304, 9091072, 10227456, 13636608, 20454912, 27273216, 40909824, 81819648]

約数ペア:

[(1, 81819648), (2, 40909824), (3, 27273216), (4, 20454912), (6, 13636608), (8, 10227456), (9, 9091072), (12, 6818304), (16, 5113728), (18, 4545536), (23, 3557376), (24, 3409152), (32, 2556864), (36, 2272768), (46, 1778688), (48, 1704576), (64, 1278432), (69, 1185792), (72, 1136384), (92, 889344), (96, 852288), (128, 639216), (138, 592896), (144, 568192), (184, 444672), (192, 426144), (193, 423936), (207, 395264), (256, 319608), (276, 296448), (288, 284096), (368, 222336), (384, 213072), (386, 211968), (414, 197632), (512, 159804), (552, 148224), (576, 142048), (579, 141312), (736, 111168), (768, 106536), (772, 105984), (828, 98816), (1024, 79902), (1104, 74112), (1152, 71024), (1158, 70656), (1472, 55584), (1536, 53268), (1544, 52992), (1656, 49408), (1737, 47104), (2048, 39951), (2208, 37056), (2304, 35512), (2316, 35328), (2944, 27792), (3072, 26634), (3088, 26496), (3312, 24704), (3474, 23552), (4416, 18528), (4439, 18432), (4608, 17756), (4632, 17664), (5888, 13896), (6144, 13317), (6176, 13248), (6624, 12352), (6948, 11776), (8832, 9264), (8878, 9216)]