251508768

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{421}}^1$

素因数の和:575

約数の個数: 144

約数和(自身を含む): 775885824

約数和(自身を除く): 524377056

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 84, 96, 98, 112, 127, 147, 168, 196, 224, 254, 294, 336, 381, 392, 421, 508, 588, 672, 762, 784, 842, 889, 1016, 1176, 1263, 1524, 1568, 1684, 1778, 2032, 2352, 2526, 2667, 2947, 3048, 3368, 3556, 4064, 4704, 5052, 5334, 5894, 6096, 6223, 6736, 7112, 8841, 10104, 10668, 11788, 12192, 12446, 13472, 14224, 17682, 18669, 20208, 20629, 21336, 23576, 24892, 28448, 35364, 37338, 40416, 41258, 42672, 47152, 49784, 53467, 61887, 70728, 74676, 82516, 85344, 94304, 99568, 106934, 123774, 141456, 149352, 160401, 165032, 199136, 213868, 247548, 282912, 298704, 320802, 330064, 374269, 427736, 495096, 597408, 641604, 660128, 748538, 855472, 990192, 1122807, 1283208, 1497076, 1710944, 1980384, 2245614, 2566416, 2619883, 2994152, 4491228, 5132832, 5239766, 5988304, 7859649, 8982456, 10479532, 11976608, 15719298, 17964912, 20959064, 31438596, 35929824, 41918128, 62877192, 83836256, 125754384, 251508768]

約数ペア:

[(1, 251508768), (2, 125754384), (3, 83836256), (4, 62877192), (6, 41918128), (7, 35929824), (8, 31438596), (12, 20959064), (14, 17964912), (16, 15719298), (21, 11976608), (24, 10479532), (28, 8982456), (32, 7859649), (42, 5988304), (48, 5239766), (49, 5132832), (56, 4491228), (84, 2994152), (96, 2619883), (98, 2566416), (112, 2245614), (127, 1980384), (147, 1710944), (168, 1497076), (196, 1283208), (224, 1122807), (254, 990192), (294, 855472), (336, 748538), (381, 660128), (392, 641604), (421, 597408), (508, 495096), (588, 427736), (672, 374269), (762, 330064), (784, 320802), (842, 298704), (889, 282912), (1016, 247548), (1176, 213868), (1263, 199136), (1524, 165032), (1568, 160401), (1684, 149352), (1778, 141456), (2032, 123774), (2352, 106934), (2526, 99568), (2667, 94304), (2947, 85344), (3048, 82516), (3368, 74676), (3556, 70728), (4064, 61887), (4704, 53467), (5052, 49784), (5334, 47152), (5894, 42672), (6096, 41258), (6223, 40416), (6736, 37338), (7112, 35364), (8841, 28448), (10104, 24892), (10668, 23576), (11788, 21336), (12192, 20629), (12446, 20208), (13472, 18669), (14224, 17682)]