64781568

素因数分解:

$2^8\times 3^2\times {\mathrm{31}}^1\times {\mathrm{907}}^1$

素因数の和:960

約数の個数: 108

約数和(自身を含む): 193019008

約数和(自身を除く): 128237440

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 128, 144, 186, 192, 248, 256, 279, 288, 372, 384, 496, 558, 576, 744, 768, 907, 992, 1116, 1152, 1488, 1814, 1984, 2232, 2304, 2721, 2976, 3628, 3968, 4464, 5442, 5952, 7256, 7936, 8163, 8928, 10884, 11904, 14512, 16326, 17856, 21768, 23808, 28117, 29024, 32652, 35712, 43536, 56234, 58048, 65304, 71424, 84351, 87072, 112468, 116096, 130608, 168702, 174144, 224936, 232192, 253053, 261216, 337404, 348288, 449872, 506106, 522432, 674808, 696576, 899744, 1012212, 1044864, 1349616, 1799488, 2024424, 2089728, 2699232, 3598976, 4048848, 5398464, 7197952, 8097696, 10796928, 16195392, 21593856, 32390784, 64781568]

約数ペア:

[(1, 64781568), (2, 32390784), (3, 21593856), (4, 16195392), (6, 10796928), (8, 8097696), (9, 7197952), (12, 5398464), (16, 4048848), (18, 3598976), (24, 2699232), (31, 2089728), (32, 2024424), (36, 1799488), (48, 1349616), (62, 1044864), (64, 1012212), (72, 899744), (93, 696576), (96, 674808), (124, 522432), (128, 506106), (144, 449872), (186, 348288), (192, 337404), (248, 261216), (256, 253053), (279, 232192), (288, 224936), (372, 174144), (384, 168702), (496, 130608), (558, 116096), (576, 112468), (744, 87072), (768, 84351), (907, 71424), (992, 65304), (1116, 58048), (1152, 56234), (1488, 43536), (1814, 35712), (1984, 32652), (2232, 29024), (2304, 28117), (2721, 23808), (2976, 21768), (3628, 17856), (3968, 16326), (4464, 14512), (5442, 11904), (5952, 10884), (7256, 8928), (7936, 8163)]