137981648

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:257

約数の個数: 120

約数和(自身を含む): 335023200

約数和(自身を除く): 197041552

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 59, 76, 98, 112, 118, 133, 152, 157, 196, 236, 266, 304, 314, 392, 413, 472, 532, 628, 784, 826, 931, 944, 1064, 1099, 1121, 1256, 1652, 1862, 2128, 2198, 2242, 2512, 2891, 2983, 3304, 3724, 4396, 4484, 5782, 5966, 6608, 7448, 7693, 7847, 8792, 8968, 9263, 11564, 11932, 14896, 15386, 15694, 17584, 17936, 18526, 20881, 23128, 23864, 30772, 31388, 37052, 41762, 46256, 47728, 54929, 61544, 62776, 64841, 74104, 83524, 109858, 123088, 125552, 129682, 146167, 148208, 167048, 175997, 219716, 259364, 292334, 334096, 351994, 439432, 453887, 518728, 584668, 703988, 878864, 907774, 1037456, 1169336, 1231979, 1407976, 1815548, 2338672, 2463958, 2815952, 3631096, 4927916, 7262192, 8623853, 9855832, 17247706, 19711664, 34495412, 68990824, 137981648]

約数ペア:

[(1, 137981648), (2, 68990824), (4, 34495412), (7, 19711664), (8, 17247706), (14, 9855832), (16, 8623853), (19, 7262192), (28, 4927916), (38, 3631096), (49, 2815952), (56, 2463958), (59, 2338672), (76, 1815548), (98, 1407976), (112, 1231979), (118, 1169336), (133, 1037456), (152, 907774), (157, 878864), (196, 703988), (236, 584668), (266, 518728), (304, 453887), (314, 439432), (392, 351994), (413, 334096), (472, 292334), (532, 259364), (628, 219716), (784, 175997), (826, 167048), (931, 148208), (944, 146167), (1064, 129682), (1099, 125552), (1121, 123088), (1256, 109858), (1652, 83524), (1862, 74104), (2128, 64841), (2198, 62776), (2242, 61544), (2512, 54929), (2891, 47728), (2983, 46256), (3304, 41762), (3724, 37052), (4396, 31388), (4484, 30772), (5782, 23864), (5966, 23128), (6608, 20881), (7448, 18526), (7693, 17936), (7847, 17584), (8792, 15694), (8968, 15386), (9263, 14896), (11564, 11932)]