268703120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{1093}}^1$

素因数の和:1552

約数の個数: 80

約数和(自身を含む): 716263680

約数和(自身を除く): 447560560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 439, 560, 878, 1093, 1756, 2186, 2195, 3073, 3512, 4372, 4390, 5465, 6146, 7024, 7651, 8744, 8780, 10930, 12292, 15302, 15365, 17488, 17560, 21860, 24584, 30604, 30730, 35120, 38255, 43720, 49168, 61208, 61460, 76510, 87440, 122416, 122920, 153020, 245840, 306040, 479827, 612080, 959654, 1919308, 2399135, 3358789, 3838616, 4798270, 6717578, 7677232, 9596540, 13435156, 16793945, 19193080, 26870312, 33587890, 38386160, 53740624, 67175780, 134351560, 268703120]

約数ペア:

[(1, 268703120), (2, 134351560), (4, 67175780), (5, 53740624), (7, 38386160), (8, 33587890), (10, 26870312), (14, 19193080), (16, 16793945), (20, 13435156), (28, 9596540), (35, 7677232), (40, 6717578), (56, 4798270), (70, 3838616), (80, 3358789), (112, 2399135), (140, 1919308), (280, 959654), (439, 612080), (560, 479827), (878, 306040), (1093, 245840), (1756, 153020), (2186, 122920), (2195, 122416), (3073, 87440), (3512, 76510), (4372, 61460), (4390, 61208), (5465, 49168), (6146, 43720), (7024, 38255), (7651, 35120), (8744, 30730), (8780, 30604), (10930, 24584), (12292, 21860), (15302, 17560), (15365, 17488)]