297130280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{1759}}^1$

素因数の和:1914

約数の個数: 64

約数和(自身を含む): 691891200

約数和(自身を除く): 394760920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 103, 164, 205, 206, 328, 410, 412, 515, 820, 824, 1030, 1640, 1759, 2060, 3518, 4120, 4223, 7036, 8446, 8795, 14072, 16892, 17590, 21115, 33784, 35180, 42230, 70360, 72119, 84460, 144238, 168920, 181177, 288476, 360595, 362354, 576952, 721190, 724708, 905885, 1442380, 1449416, 1811770, 2884760, 3623540, 7247080, 7428257, 14856514, 29713028, 37141285, 59426056, 74282570, 148565140, 297130280]

約数ペア:

[(1, 297130280), (2, 148565140), (4, 74282570), (5, 59426056), (8, 37141285), (10, 29713028), (20, 14856514), (40, 7428257), (41, 7247080), (82, 3623540), (103, 2884760), (164, 1811770), (205, 1449416), (206, 1442380), (328, 905885), (410, 724708), (412, 721190), (515, 576952), (820, 362354), (824, 360595), (1030, 288476), (1640, 181177), (1759, 168920), (2060, 144238), (3518, 84460), (4120, 72119), (4223, 70360), (7036, 42230), (8446, 35180), (8795, 33784), (14072, 21115), (16892, 17590)]