251516608

素因数分解:

$2^6\times 7^2\times {\mathrm{139}}^1\times {\mathrm{577}}^1$

素因数の和:742

約数の個数: 84

約数和(自身を含む): 585779880

約数和(自身を除く): 334263272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 139, 196, 224, 278, 392, 448, 556, 577, 784, 973, 1112, 1154, 1568, 1946, 2224, 2308, 3136, 3892, 4039, 4448, 4616, 6811, 7784, 8078, 8896, 9232, 13622, 15568, 16156, 18464, 27244, 28273, 31136, 32312, 36928, 54488, 56546, 62272, 64624, 80203, 108976, 113092, 129248, 160406, 217952, 226184, 258496, 320812, 435904, 452368, 561421, 641624, 904736, 1122842, 1283248, 1809472, 2245684, 2566496, 3929947, 4491368, 5132992, 7859894, 8982736, 15719788, 17965472, 31439576, 35930944, 62879152, 125758304, 251516608]

約数ペア:

[(1, 251516608), (2, 125758304), (4, 62879152), (7, 35930944), (8, 31439576), (14, 17965472), (16, 15719788), (28, 8982736), (32, 7859894), (49, 5132992), (56, 4491368), (64, 3929947), (98, 2566496), (112, 2245684), (139, 1809472), (196, 1283248), (224, 1122842), (278, 904736), (392, 641624), (448, 561421), (556, 452368), (577, 435904), (784, 320812), (973, 258496), (1112, 226184), (1154, 217952), (1568, 160406), (1946, 129248), (2224, 113092), (2308, 108976), (3136, 80203), (3892, 64624), (4039, 62272), (4448, 56546), (4616, 54488), (6811, 36928), (7784, 32312), (8078, 31136), (8896, 28273), (9232, 27244), (13622, 18464), (15568, 16156)]