488657680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{21283}}^1$

素因数の和:21344

約数の個数: 80

約数和(自身を含む): 1330164864

約数和(自身を除く): 841507184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 112, 140, 164, 205, 280, 287, 328, 410, 560, 574, 656, 820, 1148, 1435, 1640, 2296, 2870, 3280, 4592, 5740, 11480, 21283, 22960, 42566, 85132, 106415, 148981, 170264, 212830, 297962, 340528, 425660, 595924, 744905, 851320, 872603, 1191848, 1489810, 1702640, 1745206, 2383696, 2979620, 3490412, 4363015, 5959240, 6108221, 6980824, 8726030, 11918480, 12216442, 13961648, 17452060, 24432884, 30541105, 34904120, 48865768, 61082210, 69808240, 97731536, 122164420, 244328840, 488657680]

約数ペア:

[(1, 488657680), (2, 244328840), (4, 122164420), (5, 97731536), (7, 69808240), (8, 61082210), (10, 48865768), (14, 34904120), (16, 30541105), (20, 24432884), (28, 17452060), (35, 13961648), (40, 12216442), (41, 11918480), (56, 8726030), (70, 6980824), (80, 6108221), (82, 5959240), (112, 4363015), (140, 3490412), (164, 2979620), (205, 2383696), (280, 1745206), (287, 1702640), (328, 1489810), (410, 1191848), (560, 872603), (574, 851320), (656, 744905), (820, 595924), (1148, 425660), (1435, 340528), (1640, 297962), (2296, 212830), (2870, 170264), (3280, 148981), (4592, 106415), (5740, 85132), (11480, 42566), (21283, 22960)]