206518900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^2\times {\mathrm{307}}^1$

素因数の和:390

約数の個数: 108

約数和(自身を含む): 530945184

約数和(自身を除く): 324426284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 217, 307, 310, 350, 434, 614, 620, 700, 775, 868, 961, 1085, 1228, 1535, 1550, 1922, 2149, 2170, 3070, 3100, 3844, 4298, 4340, 4805, 5425, 6140, 6727, 7675, 8596, 9517, 9610, 10745, 10850, 13454, 15350, 19034, 19220, 21490, 21700, 24025, 26908, 30700, 33635, 38068, 42980, 47585, 48050, 53725, 66619, 67270, 95170, 96100, 107450, 133238, 134540, 168175, 190340, 214900, 237925, 266476, 295027, 333095, 336350, 475850, 590054, 666190, 672700, 951700, 1180108, 1332380, 1475135, 1665475, 2065189, 2950270, 3330950, 4130378, 5900540, 6661900, 7375675, 8260756, 10325945, 14751350, 20651890, 29502700, 41303780, 51629725, 103259450, 206518900]

約数ペア:

[(1, 206518900), (2, 103259450), (4, 51629725), (5, 41303780), (7, 29502700), (10, 20651890), (14, 14751350), (20, 10325945), (25, 8260756), (28, 7375675), (31, 6661900), (35, 5900540), (50, 4130378), (62, 3330950), (70, 2950270), (100, 2065189), (124, 1665475), (140, 1475135), (155, 1332380), (175, 1180108), (217, 951700), (307, 672700), (310, 666190), (350, 590054), (434, 475850), (614, 336350), (620, 333095), (700, 295027), (775, 266476), (868, 237925), (961, 214900), (1085, 190340), (1228, 168175), (1535, 134540), (1550, 133238), (1922, 107450), (2149, 96100), (2170, 95170), (3070, 67270), (3100, 66619), (3844, 53725), (4298, 48050), (4340, 47585), (4805, 42980), (5425, 38068), (6140, 33635), (6727, 30700), (7675, 26908), (8596, 24025), (9517, 21700), (9610, 21490), (10745, 19220), (10850, 19034), (13454, 15350)]