664605312

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{247249}}^1$

素因数の和:247273

約数の個数: 64

約数和(自身を含む): 2017560000

約数和(自身を除く): 1352954688

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 247249, 494498, 741747, 988996, 1483494, 1730743, 1977992, 2966988, 3461486, 3955984, 5192229, 5933976, 6922972, 7911968, 10384458, 11867952, 13845944, 15823936, 20768916, 23735904, 27691888, 31647872, 41537832, 47471808, 55383776, 83075664, 94943616, 110767552, 166151328, 221535104, 332302656, 664605312]

約数ペア:

[(1, 664605312), (2, 332302656), (3, 221535104), (4, 166151328), (6, 110767552), (7, 94943616), (8, 83075664), (12, 55383776), (14, 47471808), (16, 41537832), (21, 31647872), (24, 27691888), (28, 23735904), (32, 20768916), (42, 15823936), (48, 13845944), (56, 11867952), (64, 10384458), (84, 7911968), (96, 6922972), (112, 5933976), (128, 5192229), (168, 3955984), (192, 3461486), (224, 2966988), (336, 1977992), (384, 1730743), (448, 1483494), (672, 988996), (896, 741747), (1344, 494498), (2688, 247249)]