156657508

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:150

約数の個数: 144

約数和(自身を含む): 367718400

約数和(自身を除く): 211060892

約数列:

[1, 2, 4, 7, 14, 19, 23, 28, 31, 38, 46, 49, 59, 62, 76, 92, 98, 118, 124, 133, 161, 196, 217, 236, 266, 322, 413, 434, 437, 532, 589, 644, 713, 826, 868, 874, 931, 1121, 1127, 1178, 1357, 1426, 1519, 1652, 1748, 1829, 1862, 2242, 2254, 2356, 2714, 2852, 2891, 3038, 3059, 3658, 3724, 4123, 4484, 4508, 4991, 5428, 5782, 6076, 6118, 7316, 7847, 8246, 9499, 9982, 11564, 12236, 12803, 13547, 15694, 16492, 18998, 19964, 21413, 25606, 25783, 27094, 28861, 31388, 34751, 34937, 37996, 42067, 42826, 51212, 51566, 54188, 54929, 57722, 66493, 69502, 69874, 84134, 85652, 89621, 94829, 103132, 109858, 115444, 132986, 139004, 139748, 168268, 179242, 180481, 189658, 219716, 243257, 265972, 294469, 358484, 360962, 379316, 486514, 588938, 663803, 721924, 799273, 973028, 1177876, 1263367, 1327606, 1598546, 1702799, 2061283, 2526734, 2655212, 3197092, 3405598, 4122566, 5053468, 5594911, 6811196, 8245132, 11189822, 22379644, 39164377, 78328754, 156657508]

約数ペア:

[(1, 156657508), (2, 78328754), (4, 39164377), (7, 22379644), (14, 11189822), (19, 8245132), (23, 6811196), (28, 5594911), (31, 5053468), (38, 4122566), (46, 3405598), (49, 3197092), (59, 2655212), (62, 2526734), (76, 2061283), (92, 1702799), (98, 1598546), (118, 1327606), (124, 1263367), (133, 1177876), (161, 973028), (196, 799273), (217, 721924), (236, 663803), (266, 588938), (322, 486514), (413, 379316), (434, 360962), (437, 358484), (532, 294469), (589, 265972), (644, 243257), (713, 219716), (826, 189658), (868, 180481), (874, 179242), (931, 168268), (1121, 139748), (1127, 139004), (1178, 132986), (1357, 115444), (1426, 109858), (1519, 103132), (1652, 94829), (1748, 89621), (1829, 85652), (1862, 84134), (2242, 69874), (2254, 69502), (2356, 66493), (2714, 57722), (2852, 54929), (2891, 54188), (3038, 51566), (3059, 51212), (3658, 42826), (3724, 42067), (4123, 37996), (4484, 34937), (4508, 34751), (4991, 31388), (5428, 28861), (5782, 27094), (6076, 25783), (6118, 25606), (7316, 21413), (7847, 19964), (8246, 18998), (9499, 16492), (9982, 15694), (11564, 13547), (12236, 12803)]