156199456

素因数分解:

$2^5\times 7^4\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:164

約数の個数: 120

約数和(自身を含む): 381160080

約数和(自身を除く): 224960624

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 76, 98, 107, 112, 133, 152, 196, 214, 224, 266, 304, 343, 392, 428, 532, 608, 686, 749, 784, 856, 931, 1064, 1372, 1498, 1568, 1712, 1862, 2033, 2128, 2401, 2744, 2996, 3424, 3724, 4066, 4256, 4802, 5243, 5488, 5992, 6517, 7448, 8132, 9604, 10486, 10976, 11984, 13034, 14231, 14896, 16264, 19208, 20972, 23968, 26068, 28462, 29792, 32528, 36701, 38416, 41944, 45619, 52136, 56924, 65056, 73402, 76832, 83888, 91238, 99617, 104272, 113848, 146804, 167776, 182476, 199234, 208544, 227696, 256907, 293608, 364952, 398468, 455392, 513814, 587216, 697319, 729904, 796936, 1027628, 1174432, 1394638, 1459808, 1593872, 2055256, 2789276, 3187744, 4110512, 4881233, 5578552, 8221024, 9762466, 11157104, 19524932, 22314208, 39049864, 78099728, 156199456]

約数ペア:

[(1, 156199456), (2, 78099728), (4, 39049864), (7, 22314208), (8, 19524932), (14, 11157104), (16, 9762466), (19, 8221024), (28, 5578552), (32, 4881233), (38, 4110512), (49, 3187744), (56, 2789276), (76, 2055256), (98, 1593872), (107, 1459808), (112, 1394638), (133, 1174432), (152, 1027628), (196, 796936), (214, 729904), (224, 697319), (266, 587216), (304, 513814), (343, 455392), (392, 398468), (428, 364952), (532, 293608), (608, 256907), (686, 227696), (749, 208544), (784, 199234), (856, 182476), (931, 167776), (1064, 146804), (1372, 113848), (1498, 104272), (1568, 99617), (1712, 91238), (1862, 83888), (2033, 76832), (2128, 73402), (2401, 65056), (2744, 56924), (2996, 52136), (3424, 45619), (3724, 41944), (4066, 38416), (4256, 36701), (4802, 32528), (5243, 29792), (5488, 28462), (5992, 26068), (6517, 23968), (7448, 20972), (8132, 19208), (9604, 16264), (10486, 14896), (10976, 14231), (11984, 13034)]