128965256

素因数分解:

$2^3\times 7^3\times {\mathrm{43}}^1\times {\mathrm{1093}}^1$

素因数の和:1163

約数の個数: 64

約数和(自身を含む): 288816000

約数和(自身を除く): 159850744

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 49, 56, 86, 98, 172, 196, 301, 343, 344, 392, 602, 686, 1093, 1204, 1372, 2107, 2186, 2408, 2744, 4214, 4372, 7651, 8428, 8744, 14749, 15302, 16856, 29498, 30604, 46999, 53557, 58996, 61208, 93998, 107114, 117992, 187996, 214228, 328993, 374899, 375992, 428456, 657986, 749798, 1315972, 1499596, 2302951, 2631944, 2999192, 4605902, 9211804, 16120657, 18423608, 32241314, 64482628, 128965256]

約数ペア:

[(1, 128965256), (2, 64482628), (4, 32241314), (7, 18423608), (8, 16120657), (14, 9211804), (28, 4605902), (43, 2999192), (49, 2631944), (56, 2302951), (86, 1499596), (98, 1315972), (172, 749798), (196, 657986), (301, 428456), (343, 375992), (344, 374899), (392, 328993), (602, 214228), (686, 187996), (1093, 117992), (1204, 107114), (1372, 93998), (2107, 61208), (2186, 58996), (2408, 53557), (2744, 46999), (4214, 30604), (4372, 29498), (7651, 16856), (8428, 15302), (8744, 14749)]