66961664

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:156

約数の個数: 144

約数和(自身を含む): 172677120

約数和(自身を除く): 105715456

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 43, 44, 56, 64, 77, 79, 86, 88, 112, 128, 154, 158, 172, 176, 224, 256, 301, 308, 316, 344, 352, 448, 473, 553, 602, 616, 632, 688, 704, 869, 896, 946, 1106, 1204, 1232, 1264, 1376, 1408, 1738, 1792, 1892, 2212, 2408, 2464, 2528, 2752, 2816, 3311, 3397, 3476, 3784, 4424, 4816, 4928, 5056, 5504, 6083, 6622, 6794, 6952, 7568, 8848, 9632, 9856, 10112, 11008, 12166, 13244, 13588, 13904, 15136, 17696, 19264, 19712, 20224, 23779, 24332, 26488, 27176, 27808, 30272, 35392, 37367, 38528, 47558, 48664, 52976, 54352, 55616, 60544, 70784, 74734, 77056, 95116, 97328, 105952, 108704, 111232, 121088, 141568, 149468, 190232, 194656, 211904, 217408, 222464, 261569, 298936, 380464, 389312, 423808, 434816, 523138, 597872, 760928, 778624, 847616, 869632, 1046276, 1195744, 1521856, 1557248, 2092552, 2391488, 3043712, 4185104, 4782976, 6087424, 8370208, 9565952, 16740416, 33480832, 66961664]

約数ペア:

[(1, 66961664), (2, 33480832), (4, 16740416), (7, 9565952), (8, 8370208), (11, 6087424), (14, 4782976), (16, 4185104), (22, 3043712), (28, 2391488), (32, 2092552), (43, 1557248), (44, 1521856), (56, 1195744), (64, 1046276), (77, 869632), (79, 847616), (86, 778624), (88, 760928), (112, 597872), (128, 523138), (154, 434816), (158, 423808), (172, 389312), (176, 380464), (224, 298936), (256, 261569), (301, 222464), (308, 217408), (316, 211904), (344, 194656), (352, 190232), (448, 149468), (473, 141568), (553, 121088), (602, 111232), (616, 108704), (632, 105952), (688, 97328), (704, 95116), (869, 77056), (896, 74734), (946, 70784), (1106, 60544), (1204, 55616), (1232, 54352), (1264, 52976), (1376, 48664), (1408, 47558), (1738, 38528), (1792, 37367), (1892, 35392), (2212, 30272), (2408, 27808), (2464, 27176), (2528, 26488), (2752, 24332), (2816, 23779), (3311, 20224), (3397, 19712), (3476, 19264), (3784, 17696), (4424, 15136), (4816, 13904), (4928, 13588), (5056, 13244), (5504, 12166), (6083, 11008), (6622, 10112), (6794, 9856), (6952, 9632), (7568, 8848)]