1281036232

素因数分解:

$2^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1\times {\mathrm{827}}^1$

素因数の和:1178

約数の個数: 64

約数和(自身を含む): 2782080000

約数和(自身を除く): 1501043768

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 139, 199, 278, 398, 556, 796, 827, 973, 1112, 1393, 1592, 1654, 1946, 2786, 3308, 3892, 5572, 5789, 6616, 7784, 11144, 11578, 23156, 27661, 46312, 55322, 110644, 114953, 164573, 193627, 221288, 229906, 329146, 387254, 459812, 658292, 774508, 804671, 919624, 1152011, 1316584, 1549016, 1609342, 2304022, 3218684, 4608044, 6437368, 9216088, 22875647, 45751294, 91502588, 160129529, 183005176, 320259058, 640518116, 1281036232]

約数ペア:

[(1, 1281036232), (2, 640518116), (4, 320259058), (7, 183005176), (8, 160129529), (14, 91502588), (28, 45751294), (56, 22875647), (139, 9216088), (199, 6437368), (278, 4608044), (398, 3218684), (556, 2304022), (796, 1609342), (827, 1549016), (973, 1316584), (1112, 1152011), (1393, 919624), (1592, 804671), (1654, 774508), (1946, 658292), (2786, 459812), (3308, 387254), (3892, 329146), (5572, 229906), (5789, 221288), (6616, 193627), (7784, 164573), (11144, 114953), (11578, 110644), (23156, 55322), (27661, 46312)]