31985321984

素因数分解:

$2^{11}\times 7^1\times {\mathrm{11}}^2\times {\mathrm{18439}}^1$

素因数の和:18490

約数の個数: 144

約数和(自身を含む): 80344555200

約数和(自身を除く): 48359233216

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 121, 128, 154, 176, 224, 242, 256, 308, 352, 448, 484, 512, 616, 704, 847, 896, 968, 1024, 1232, 1408, 1694, 1792, 1936, 2048, 2464, 2816, 3388, 3584, 3872, 4928, 5632, 6776, 7168, 7744, 9856, 11264, 13552, 14336, 15488, 18439, 19712, 22528, 27104, 30976, 36878, 39424, 54208, 61952, 73756, 78848, 108416, 123904, 129073, 147512, 157696, 202829, 216832, 247808, 258146, 295024, 405658, 433664, 516292, 590048, 811316, 867328, 1032584, 1180096, 1419803, 1622632, 1734656, 2065168, 2231119, 2360192, 2839606, 3245264, 4130336, 4462238, 4720384, 5679212, 6490528, 8260672, 8924476, 9440768, 11358424, 12981056, 15617833, 16521344, 17848952, 18881536, 22716848, 25962112, 31235666, 33042688, 35697904, 37763072, 45433696, 51924224, 62471332, 66085376, 71395808, 90867392, 103848448, 124942664, 132170752, 142791616, 181734784, 207696896, 249885328, 264341504, 285583232, 363469568, 415393792, 499770656, 571166464, 726939136, 999541312, 1142332928, 1453878272, 1999082624, 2284665856, 2907756544, 3998165248, 4569331712, 7996330496, 15992660992, 31985321984]

約数ペア:

[(1, 31985321984), (2, 15992660992), (4, 7996330496), (7, 4569331712), (8, 3998165248), (11, 2907756544), (14, 2284665856), (16, 1999082624), (22, 1453878272), (28, 1142332928), (32, 999541312), (44, 726939136), (56, 571166464), (64, 499770656), (77, 415393792), (88, 363469568), (112, 285583232), (121, 264341504), (128, 249885328), (154, 207696896), (176, 181734784), (224, 142791616), (242, 132170752), (256, 124942664), (308, 103848448), (352, 90867392), (448, 71395808), (484, 66085376), (512, 62471332), (616, 51924224), (704, 45433696), (847, 37763072), (896, 35697904), (968, 33042688), (1024, 31235666), (1232, 25962112), (1408, 22716848), (1694, 18881536), (1792, 17848952), (1936, 16521344), (2048, 15617833), (2464, 12981056), (2816, 11358424), (3388, 9440768), (3584, 8924476), (3872, 8260672), (4928, 6490528), (5632, 5679212), (6776, 4720384), (7168, 4462238), (7744, 4130336), (9856, 3245264), (11264, 2839606), (13552, 2360192), (14336, 2231119), (15488, 2065168), (18439, 1734656), (19712, 1622632), (22528, 1419803), (27104, 1180096), (30976, 1032584), (36878, 867328), (39424, 811316), (54208, 590048), (61952, 516292), (73756, 433664), (78848, 405658), (108416, 295024), (123904, 258146), (129073, 247808), (147512, 216832), (157696, 202829)]