313264420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{7963}}^1$

素因数の和:8260

約数の個数: 48

約数和(自身を含む): 754604928

約数和(自身を除く): 441340508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 281, 562, 1124, 1405, 1967, 2810, 3934, 5620, 7868, 7963, 9835, 15926, 19670, 31852, 39340, 39815, 55741, 79630, 111482, 159260, 222964, 278705, 557410, 1114820, 2237603, 4475206, 8950412, 11188015, 15663221, 22376030, 31326442, 44752060, 62652884, 78316105, 156632210, 313264420]

約数ペア:

[(1, 313264420), (2, 156632210), (4, 78316105), (5, 62652884), (7, 44752060), (10, 31326442), (14, 22376030), (20, 15663221), (28, 11188015), (35, 8950412), (70, 4475206), (140, 2237603), (281, 1114820), (562, 557410), (1124, 278705), (1405, 222964), (1967, 159260), (2810, 111482), (3934, 79630), (5620, 55741), (7868, 39815), (7963, 39340), (9835, 31852), (15926, 19670)]