348503960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{6449}}^1$

素因数の和:6660

約数の個数: 64

約数和(自身を含む): 900936000

約数和(自身を除く): 552432040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 193, 280, 386, 772, 965, 1351, 1544, 1930, 2702, 3860, 5404, 6449, 6755, 7720, 10808, 12898, 13510, 25796, 27020, 32245, 45143, 51592, 54040, 64490, 90286, 128980, 180572, 225715, 257960, 361144, 451430, 902860, 1244657, 1805720, 2489314, 4978628, 6223285, 8712599, 9957256, 12446570, 17425198, 24893140, 34850396, 43562995, 49786280, 69700792, 87125990, 174251980, 348503960]

約数ペア:

[(1, 348503960), (2, 174251980), (4, 87125990), (5, 69700792), (7, 49786280), (8, 43562995), (10, 34850396), (14, 24893140), (20, 17425198), (28, 12446570), (35, 9957256), (40, 8712599), (56, 6223285), (70, 4978628), (140, 2489314), (193, 1805720), (280, 1244657), (386, 902860), (772, 451430), (965, 361144), (1351, 257960), (1544, 225715), (1930, 180572), (2702, 128980), (3860, 90286), (5404, 64490), (6449, 54040), (6755, 51592), (7720, 45143), (10808, 32245), (12898, 27020), (13510, 25796)]