271299280

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{9887}}^1$

素因数の和:9921

約数の個数: 80

約数和(自身を含む): 735667200

約数和(自身を除く): 464367920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1372, 1715, 1960, 2744, 3430, 3920, 5488, 6860, 9887, 13720, 19774, 27440, 39548, 49435, 69209, 79096, 98870, 138418, 158192, 197740, 276836, 346045, 395480, 484463, 553672, 692090, 790960, 968926, 1107344, 1384180, 1937852, 2422315, 2768360, 3391241, 3875704, 4844630, 5536720, 6782482, 7751408, 9689260, 13564964, 16956205, 19378520, 27129928, 33912410, 38757040, 54259856, 67824820, 135649640, 271299280]

約数ペア:

[(1, 271299280), (2, 135649640), (4, 67824820), (5, 54259856), (7, 38757040), (8, 33912410), (10, 27129928), (14, 19378520), (16, 16956205), (20, 13564964), (28, 9689260), (35, 7751408), (40, 6782482), (49, 5536720), (56, 4844630), (70, 3875704), (80, 3391241), (98, 2768360), (112, 2422315), (140, 1937852), (196, 1384180), (245, 1107344), (280, 968926), (343, 790960), (392, 692090), (490, 553672), (560, 484463), (686, 395480), (784, 346045), (980, 276836), (1372, 197740), (1715, 158192), (1960, 138418), (2744, 98870), (3430, 79096), (3920, 69209), (5488, 49435), (6860, 39548), (9887, 27440), (13720, 19774)]