164516128

素因数分解:

$2^5\times 7^2\times {\mathrm{239}}^1\times {\mathrm{439}}^1$

素因数の和:702

約数の個数: 72

約数和(自身を含む): 379209600

約数和(自身を除く): 214693472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 239, 392, 439, 478, 784, 878, 956, 1568, 1673, 1756, 1912, 3073, 3346, 3512, 3824, 6146, 6692, 7024, 7648, 11711, 12292, 13384, 14048, 21511, 23422, 24584, 26768, 43022, 46844, 49168, 53536, 86044, 93688, 98336, 104921, 172088, 187376, 209842, 344176, 374752, 419684, 688352, 734447, 839368, 1468894, 1678736, 2937788, 3357472, 5141129, 5875576, 10282258, 11751152, 20564516, 23502304, 41129032, 82258064, 164516128]

約数ペア:

[(1, 164516128), (2, 82258064), (4, 41129032), (7, 23502304), (8, 20564516), (14, 11751152), (16, 10282258), (28, 5875576), (32, 5141129), (49, 3357472), (56, 2937788), (98, 1678736), (112, 1468894), (196, 839368), (224, 734447), (239, 688352), (392, 419684), (439, 374752), (478, 344176), (784, 209842), (878, 187376), (956, 172088), (1568, 104921), (1673, 98336), (1756, 93688), (1912, 86044), (3073, 53536), (3346, 49168), (3512, 46844), (3824, 43022), (6146, 26768), (6692, 24584), (7024, 23422), (7648, 21511), (11711, 14048), (12292, 13384)]