69664280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{35543}}^1$

素因数の和:35568

約数の個数: 48

約数和(自身を含む): 182340720

約数和(自身を除く): 112676440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 35543, 71086, 142172, 177715, 248801, 284344, 355430, 497602, 710860, 995204, 1244005, 1421720, 1741607, 1990408, 2488010, 3483214, 4976020, 6966428, 8708035, 9952040, 13932856, 17416070, 34832140, 69664280]

約数ペア:

[(1, 69664280), (2, 34832140), (4, 17416070), (5, 13932856), (7, 9952040), (8, 8708035), (10, 6966428), (14, 4976020), (20, 3483214), (28, 2488010), (35, 1990408), (40, 1741607), (49, 1421720), (56, 1244005), (70, 995204), (98, 710860), (140, 497602), (196, 355430), (245, 284344), (280, 248801), (392, 177715), (490, 142172), (980, 71086), (1960, 35543)]