138779648

素因数分解:

$2^{10}\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1019}}^1$

素因数の和:1065

約数の個数: 88

約数和(自身を含む): 334070400

約数和(自身を除く): 195290752

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 448, 512, 532, 608, 896, 1019, 1024, 1064, 1216, 1792, 2038, 2128, 2432, 3584, 4076, 4256, 4864, 7133, 7168, 8152, 8512, 9728, 14266, 16304, 17024, 19361, 19456, 28532, 32608, 34048, 38722, 57064, 65216, 68096, 77444, 114128, 130432, 135527, 136192, 154888, 228256, 260864, 271054, 309776, 456512, 521728, 542108, 619552, 913024, 1043456, 1084216, 1239104, 1826048, 2168432, 2478208, 3652096, 4336864, 4956416, 7304192, 8673728, 9912832, 17347456, 19825664, 34694912, 69389824, 138779648]

約数ペア:

[(1, 138779648), (2, 69389824), (4, 34694912), (7, 19825664), (8, 17347456), (14, 9912832), (16, 8673728), (19, 7304192), (28, 4956416), (32, 4336864), (38, 3652096), (56, 2478208), (64, 2168432), (76, 1826048), (112, 1239104), (128, 1084216), (133, 1043456), (152, 913024), (224, 619552), (256, 542108), (266, 521728), (304, 456512), (448, 309776), (512, 271054), (532, 260864), (608, 228256), (896, 154888), (1019, 136192), (1024, 135527), (1064, 130432), (1216, 114128), (1792, 77444), (2038, 68096), (2128, 65216), (2432, 57064), (3584, 38722), (4076, 34048), (4256, 32608), (4864, 28532), (7133, 19456), (7168, 19361), (8152, 17024), (8512, 16304), (9728, 14266)]