319645216

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{2663}}^1$

素因数の和:2726

約数の個数: 72

約数和(自身を含む): 714292992

約数和(自身を除く): 394647776

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 88, 121, 124, 176, 242, 248, 341, 352, 484, 496, 682, 968, 992, 1364, 1936, 2663, 2728, 3751, 3872, 5326, 5456, 7502, 10652, 10912, 15004, 21304, 29293, 30008, 42608, 58586, 60016, 82553, 85216, 117172, 120032, 165106, 234344, 322223, 330212, 468688, 644446, 660424, 908083, 937376, 1288892, 1320848, 1816166, 2577784, 2641696, 3632332, 5155568, 7264664, 9988913, 10311136, 14529328, 19977826, 29058656, 39955652, 79911304, 159822608, 319645216]

約数ペア:

[(1, 319645216), (2, 159822608), (4, 79911304), (8, 39955652), (11, 29058656), (16, 19977826), (22, 14529328), (31, 10311136), (32, 9988913), (44, 7264664), (62, 5155568), (88, 3632332), (121, 2641696), (124, 2577784), (176, 1816166), (242, 1320848), (248, 1288892), (341, 937376), (352, 908083), (484, 660424), (496, 644446), (682, 468688), (968, 330212), (992, 322223), (1364, 234344), (1936, 165106), (2663, 120032), (2728, 117172), (3751, 85216), (3872, 82553), (5326, 60016), (5456, 58586), (7502, 42608), (10652, 30008), (10912, 29293), (15004, 21304)]