20151205312

素因数分解:

$2^6\times 7^2\times {\mathrm{1913}}^1\times {\mathrm{3359}}^1$

素因数の和:5298

約数の個数: 84

約数和(自身を含む): 46554298560

約数和(自身を除く): 26403093248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 1913, 3136, 3359, 3826, 6718, 7652, 13391, 13436, 15304, 23513, 26782, 26872, 30608, 47026, 53564, 53744, 61216, 93737, 94052, 107128, 107488, 122432, 164591, 187474, 188104, 214256, 214976, 329182, 374948, 376208, 428512, 658364, 749896, 752416, 857024, 1316728, 1499792, 1504832, 2633456, 2999584, 5266912, 5999168, 6425767, 10533824, 12851534, 25703068, 44980369, 51406136, 89960738, 102812272, 179921476, 205624544, 314862583, 359842952, 411249088, 629725166, 719685904, 1259450332, 1439371808, 2518900664, 2878743616, 5037801328, 10075602656, 20151205312]

約数ペア:

[(1, 20151205312), (2, 10075602656), (4, 5037801328), (7, 2878743616), (8, 2518900664), (14, 1439371808), (16, 1259450332), (28, 719685904), (32, 629725166), (49, 411249088), (56, 359842952), (64, 314862583), (98, 205624544), (112, 179921476), (196, 102812272), (224, 89960738), (392, 51406136), (448, 44980369), (784, 25703068), (1568, 12851534), (1913, 10533824), (3136, 6425767), (3359, 5999168), (3826, 5266912), (6718, 2999584), (7652, 2633456), (13391, 1504832), (13436, 1499792), (15304, 1316728), (23513, 857024), (26782, 752416), (26872, 749896), (30608, 658364), (47026, 428512), (53564, 376208), (53744, 374948), (61216, 329182), (93737, 214976), (94052, 214256), (107128, 188104), (107488, 187474), (122432, 164591)]