247811872

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:303

約数の個数: 144

約数和(自身を含む): 630637056

約数和(自身を除く): 382825184

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 41, 44, 56, 77, 82, 88, 112, 121, 154, 164, 176, 223, 224, 242, 287, 308, 328, 352, 446, 451, 484, 574, 616, 656, 847, 892, 902, 968, 1148, 1232, 1312, 1561, 1694, 1784, 1804, 1936, 2296, 2453, 2464, 3122, 3157, 3388, 3568, 3608, 3872, 4592, 4906, 4961, 6244, 6314, 6776, 7136, 7216, 9143, 9184, 9812, 9922, 12488, 12628, 13552, 14432, 17171, 18286, 19624, 19844, 24976, 25256, 26983, 27104, 34342, 34727, 36572, 39248, 39688, 49952, 50512, 53966, 64001, 68684, 69454, 73144, 78496, 79376, 100573, 101024, 107932, 128002, 137368, 138908, 146288, 158752, 188881, 201146, 215864, 256004, 274736, 277816, 292576, 377762, 402292, 431728, 512008, 549472, 555632, 704011, 755524, 804584, 863456, 1024016, 1106303, 1111264, 1408022, 1511048, 1609168, 2048032, 2212606, 2816044, 3022096, 3218336, 4425212, 5632088, 6044192, 7744121, 8850424, 11264176, 15488242, 17700848, 22528352, 30976484, 35401696, 61952968, 123905936, 247811872]

約数ペア:

[(1, 247811872), (2, 123905936), (4, 61952968), (7, 35401696), (8, 30976484), (11, 22528352), (14, 17700848), (16, 15488242), (22, 11264176), (28, 8850424), (32, 7744121), (41, 6044192), (44, 5632088), (56, 4425212), (77, 3218336), (82, 3022096), (88, 2816044), (112, 2212606), (121, 2048032), (154, 1609168), (164, 1511048), (176, 1408022), (223, 1111264), (224, 1106303), (242, 1024016), (287, 863456), (308, 804584), (328, 755524), (352, 704011), (446, 555632), (451, 549472), (484, 512008), (574, 431728), (616, 402292), (656, 377762), (847, 292576), (892, 277816), (902, 274736), (968, 256004), (1148, 215864), (1232, 201146), (1312, 188881), (1561, 158752), (1694, 146288), (1784, 138908), (1804, 137368), (1936, 128002), (2296, 107932), (2453, 101024), (2464, 100573), (3122, 79376), (3157, 78496), (3388, 73144), (3568, 69454), (3608, 68684), (3872, 64001), (4592, 53966), (4906, 50512), (4961, 49952), (6244, 39688), (6314, 39248), (6776, 36572), (7136, 34727), (7216, 34342), (9143, 27104), (9184, 26983), (9812, 25256), (9922, 24976), (12488, 19844), (12628, 19624), (13552, 18286), (14432, 17171)]