71864208

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^2\times {\mathrm{2953}}^1$

素因数の和:2993

約数の個数: 90

約数和(自身を含む): 217854546

約数和(自身を除く): 145990338

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 169, 208, 234, 312, 338, 468, 507, 624, 676, 936, 1014, 1352, 1521, 1872, 2028, 2704, 2953, 3042, 4056, 5906, 6084, 8112, 8859, 11812, 12168, 17718, 23624, 24336, 26577, 35436, 38389, 47248, 53154, 70872, 76778, 106308, 115167, 141744, 153556, 212616, 230334, 307112, 345501, 425232, 460668, 499057, 614224, 691002, 921336, 998114, 1382004, 1497171, 1842672, 1996228, 2764008, 2994342, 3992456, 4491513, 5528016, 5988684, 7984912, 8983026, 11977368, 17966052, 23954736, 35932104, 71864208]

約数ペア:

[(1, 71864208), (2, 35932104), (3, 23954736), (4, 17966052), (6, 11977368), (8, 8983026), (9, 7984912), (12, 5988684), (13, 5528016), (16, 4491513), (18, 3992456), (24, 2994342), (26, 2764008), (36, 1996228), (39, 1842672), (48, 1497171), (52, 1382004), (72, 998114), (78, 921336), (104, 691002), (117, 614224), (144, 499057), (156, 460668), (169, 425232), (208, 345501), (234, 307112), (312, 230334), (338, 212616), (468, 153556), (507, 141744), (624, 115167), (676, 106308), (936, 76778), (1014, 70872), (1352, 53154), (1521, 47248), (1872, 38389), (2028, 35436), (2704, 26577), (2953, 24336), (3042, 23624), (4056, 17718), (5906, 12168), (6084, 11812), (8112, 8859)]