239777188

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1$

素因数の和:166

約数の個数: 108

約数和(自身を含む): 538841520

約数和(自身を除く): 299064332

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 49, 62, 67, 76, 98, 124, 133, 134, 196, 217, 266, 268, 434, 469, 532, 589, 868, 931, 938, 961, 1178, 1273, 1519, 1862, 1876, 1922, 2077, 2356, 2546, 3038, 3283, 3724, 3844, 4123, 4154, 5092, 6076, 6566, 6727, 8246, 8308, 8911, 13132, 13454, 14539, 16492, 17822, 18259, 26908, 28861, 29078, 35644, 36518, 39463, 47089, 57722, 58156, 62377, 64387, 73036, 78926, 94178, 101773, 115444, 124754, 127813, 128774, 157852, 188356, 203546, 249508, 255626, 257548, 276241, 407092, 450709, 511252, 552482, 894691, 901418, 1104964, 1223353, 1789382, 1802836, 1933687, 2446706, 3154963, 3578764, 3867374, 4893412, 6309926, 7734748, 8563471, 12619852, 17126942, 34253884, 59944297, 119888594, 239777188]

約数ペア:

[(1, 239777188), (2, 119888594), (4, 59944297), (7, 34253884), (14, 17126942), (19, 12619852), (28, 8563471), (31, 7734748), (38, 6309926), (49, 4893412), (62, 3867374), (67, 3578764), (76, 3154963), (98, 2446706), (124, 1933687), (133, 1802836), (134, 1789382), (196, 1223353), (217, 1104964), (266, 901418), (268, 894691), (434, 552482), (469, 511252), (532, 450709), (589, 407092), (868, 276241), (931, 257548), (938, 255626), (961, 249508), (1178, 203546), (1273, 188356), (1519, 157852), (1862, 128774), (1876, 127813), (1922, 124754), (2077, 115444), (2356, 101773), (2546, 94178), (3038, 78926), (3283, 73036), (3724, 64387), (3844, 62377), (4123, 58156), (4154, 57722), (5092, 47089), (6076, 39463), (6566, 36518), (6727, 35644), (8246, 29078), (8308, 28861), (8911, 26908), (13132, 18259), (13454, 17822), (14539, 16492)]