680920064

素因数分解:

$2^{10}\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{991}}^1$

素因数の和:1083

約数の個数: 88

約数和(自身を含む): 1510784256

約数和(自身を除く): 829864192

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 61, 64, 88, 122, 128, 176, 244, 256, 352, 488, 512, 671, 704, 976, 991, 1024, 1342, 1408, 1952, 1982, 2684, 2816, 3904, 3964, 5368, 5632, 7808, 7928, 10736, 10901, 11264, 15616, 15856, 21472, 21802, 31232, 31712, 42944, 43604, 60451, 62464, 63424, 85888, 87208, 120902, 126848, 171776, 174416, 241804, 253696, 343552, 348832, 483608, 507392, 664961, 687104, 697664, 967216, 1014784, 1329922, 1395328, 1934432, 2659844, 2790656, 3868864, 5319688, 5581312, 7737728, 10639376, 11162624, 15475456, 21278752, 30950912, 42557504, 61901824, 85115008, 170230016, 340460032, 680920064]

約数ペア:

[(1, 680920064), (2, 340460032), (4, 170230016), (8, 85115008), (11, 61901824), (16, 42557504), (22, 30950912), (32, 21278752), (44, 15475456), (61, 11162624), (64, 10639376), (88, 7737728), (122, 5581312), (128, 5319688), (176, 3868864), (244, 2790656), (256, 2659844), (352, 1934432), (488, 1395328), (512, 1329922), (671, 1014784), (704, 967216), (976, 697664), (991, 687104), (1024, 664961), (1342, 507392), (1408, 483608), (1952, 348832), (1982, 343552), (2684, 253696), (2816, 241804), (3904, 174416), (3964, 171776), (5368, 126848), (5632, 120902), (7808, 87208), (7928, 85888), (10736, 63424), (10901, 62464), (11264, 60451), (15616, 43604), (15856, 42944), (21472, 31712), (21802, 31232)]