1279783904

素因数分解:

$2^5\times 7^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1\times {\mathrm{409}}^1$

素因数の和:716

約数の個数: 96

約数和(自身を含む): 2946686400

約数和(自身を除く): 1666902496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 112, 122, 224, 229, 244, 409, 427, 458, 488, 818, 854, 916, 976, 1603, 1636, 1708, 1832, 1952, 2863, 3206, 3272, 3416, 3664, 5726, 6412, 6544, 6832, 7328, 11452, 12824, 13088, 13664, 13969, 22904, 24949, 25648, 27938, 45808, 49898, 51296, 55876, 91616, 93661, 97783, 99796, 111752, 174643, 187322, 195566, 199592, 223504, 349286, 374644, 391132, 399184, 447008, 655627, 698572, 749288, 782264, 798368, 1311254, 1397144, 1498576, 1564528, 2622508, 2794288, 2997152, 3129056, 5245016, 5588576, 5713321, 10490032, 11426642, 20980064, 22853284, 39993247, 45706568, 79986494, 91413136, 159972988, 182826272, 319945976, 639891952, 1279783904]

約数ペア:

[(1, 1279783904), (2, 639891952), (4, 319945976), (7, 182826272), (8, 159972988), (14, 91413136), (16, 79986494), (28, 45706568), (32, 39993247), (56, 22853284), (61, 20980064), (112, 11426642), (122, 10490032), (224, 5713321), (229, 5588576), (244, 5245016), (409, 3129056), (427, 2997152), (458, 2794288), (488, 2622508), (818, 1564528), (854, 1498576), (916, 1397144), (976, 1311254), (1603, 798368), (1636, 782264), (1708, 749288), (1832, 698572), (1952, 655627), (2863, 447008), (3206, 399184), (3272, 391132), (3416, 374644), (3664, 349286), (5726, 223504), (6412, 199592), (6544, 195566), (6832, 187322), (7328, 174643), (11452, 111752), (12824, 99796), (13088, 97783), (13664, 93661), (13969, 91616), (22904, 55876), (24949, 51296), (25648, 49898), (27938, 45808)]