131180724

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{349}}^1$

素因数の和:609

約数の個数: 72

約数和(自身を含む): 340540200

約数和(自身を除く): 209359476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 197, 212, 318, 349, 394, 477, 591, 636, 698, 788, 954, 1047, 1182, 1396, 1773, 1908, 2094, 2364, 3141, 3546, 4188, 6282, 7092, 10441, 12564, 18497, 20882, 31323, 36994, 41764, 55491, 62646, 68753, 73988, 93969, 110982, 125292, 137506, 166473, 187938, 206259, 221964, 275012, 332946, 375876, 412518, 618777, 665892, 825036, 1237554, 2475108, 3643909, 7287818, 10931727, 14575636, 21863454, 32795181, 43726908, 65590362, 131180724]

約数ペア:

[(1, 131180724), (2, 65590362), (3, 43726908), (4, 32795181), (6, 21863454), (9, 14575636), (12, 10931727), (18, 7287818), (36, 3643909), (53, 2475108), (106, 1237554), (159, 825036), (197, 665892), (212, 618777), (318, 412518), (349, 375876), (394, 332946), (477, 275012), (591, 221964), (636, 206259), (698, 187938), (788, 166473), (954, 137506), (1047, 125292), (1182, 110982), (1396, 93969), (1773, 73988), (1908, 68753), (2094, 62646), (2364, 55491), (3141, 41764), (3546, 36994), (4188, 31323), (6282, 20882), (7092, 18497), (10441, 12564)]