81713664

素因数分解:

$2^9\times 3^3\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:307

約数の個数: 160

約数和(自身を含む): 253376640

約数和(自身を除く): 171662976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 64, 69, 72, 92, 96, 108, 128, 138, 144, 184, 192, 207, 216, 256, 257, 276, 288, 368, 384, 414, 432, 512, 514, 552, 576, 621, 736, 768, 771, 828, 864, 1028, 1104, 1152, 1242, 1472, 1536, 1542, 1656, 1728, 2056, 2208, 2304, 2313, 2484, 2944, 3084, 3312, 3456, 4112, 4416, 4608, 4626, 4968, 5888, 5911, 6168, 6624, 6912, 6939, 8224, 8832, 9252, 9936, 11776, 11822, 12336, 13248, 13824, 13878, 16448, 17664, 17733, 18504, 19872, 23644, 24672, 26496, 27756, 32896, 35328, 35466, 37008, 39744, 47288, 49344, 52992, 53199, 55512, 65792, 70932, 74016, 79488, 94576, 98688, 105984, 106398, 111024, 131584, 141864, 148032, 158976, 159597, 189152, 197376, 212796, 222048, 283728, 296064, 317952, 319194, 378304, 394752, 425592, 444096, 567456, 592128, 638388, 756608, 851184, 888192, 1134912, 1184256, 1276776, 1513216, 1702368, 1776384, 2269824, 2553552, 3026432, 3404736, 3552768, 4539648, 5107104, 6809472, 9079296, 10214208, 13618944, 20428416, 27237888, 40856832, 81713664]

約数ペア:

[(1, 81713664), (2, 40856832), (3, 27237888), (4, 20428416), (6, 13618944), (8, 10214208), (9, 9079296), (12, 6809472), (16, 5107104), (18, 4539648), (23, 3552768), (24, 3404736), (27, 3026432), (32, 2553552), (36, 2269824), (46, 1776384), (48, 1702368), (54, 1513216), (64, 1276776), (69, 1184256), (72, 1134912), (92, 888192), (96, 851184), (108, 756608), (128, 638388), (138, 592128), (144, 567456), (184, 444096), (192, 425592), (207, 394752), (216, 378304), (256, 319194), (257, 317952), (276, 296064), (288, 283728), (368, 222048), (384, 212796), (414, 197376), (432, 189152), (512, 159597), (514, 158976), (552, 148032), (576, 141864), (621, 131584), (736, 111024), (768, 106398), (771, 105984), (828, 98688), (864, 94576), (1028, 79488), (1104, 74016), (1152, 70932), (1242, 65792), (1472, 55512), (1536, 53199), (1542, 52992), (1656, 49344), (1728, 47288), (2056, 39744), (2208, 37008), (2304, 35466), (2313, 35328), (2484, 32896), (2944, 27756), (3084, 26496), (3312, 24672), (3456, 23644), (4112, 19872), (4416, 18504), (4608, 17733), (4626, 17664), (4968, 16448), (5888, 13878), (5911, 13824), (6168, 13248), (6624, 12336), (6912, 11822), (6939, 11776), (8224, 9936), (8832, 9252)]