138395824

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:554

約数の個数: 80

約数和(自身を含む): 318836736

約数和(自身を除く): 180440912

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 61, 94, 112, 122, 188, 244, 329, 376, 427, 431, 488, 658, 752, 854, 862, 976, 1316, 1708, 1724, 2632, 2867, 3017, 3416, 3448, 5264, 5734, 6034, 6832, 6896, 11468, 12068, 20069, 20257, 22936, 24136, 26291, 40138, 40514, 45872, 48272, 52582, 80276, 81028, 105164, 141799, 160552, 162056, 184037, 210328, 283598, 321104, 324112, 368074, 420656, 567196, 736148, 1134392, 1235677, 1472296, 2268784, 2471354, 2944592, 4942708, 8649739, 9885416, 17299478, 19770832, 34598956, 69197912, 138395824]

約数ペア:

[(1, 138395824), (2, 69197912), (4, 34598956), (7, 19770832), (8, 17299478), (14, 9885416), (16, 8649739), (28, 4942708), (47, 2944592), (56, 2471354), (61, 2268784), (94, 1472296), (112, 1235677), (122, 1134392), (188, 736148), (244, 567196), (329, 420656), (376, 368074), (427, 324112), (431, 321104), (488, 283598), (658, 210328), (752, 184037), (854, 162056), (862, 160552), (976, 141799), (1316, 105164), (1708, 81028), (1724, 80276), (2632, 52582), (2867, 48272), (3017, 45872), (3416, 40514), (3448, 40138), (5264, 26291), (5734, 24136), (6034, 22936), (6832, 20257), (6896, 20069), (11468, 12068)]