12456640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:174

約数の個数: 112

約数和(自身を含む): 34820352

約数和(自身を除く): 22363712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 67, 70, 80, 83, 112, 134, 140, 160, 166, 224, 268, 280, 320, 332, 335, 415, 448, 469, 536, 560, 581, 664, 670, 830, 938, 1072, 1120, 1162, 1328, 1340, 1660, 1876, 2144, 2240, 2324, 2345, 2656, 2680, 2905, 3320, 3752, 4288, 4648, 4690, 5312, 5360, 5561, 5810, 6640, 7504, 9296, 9380, 10720, 11122, 11620, 13280, 15008, 18592, 18760, 21440, 22244, 23240, 26560, 27805, 30016, 37184, 37520, 38927, 44488, 46480, 55610, 75040, 77854, 88976, 92960, 111220, 150080, 155708, 177952, 185920, 194635, 222440, 311416, 355904, 389270, 444880, 622832, 778540, 889760, 1245664, 1557080, 1779520, 2491328, 3114160, 6228320, 12456640]

約数ペア:

[(1, 12456640), (2, 6228320), (4, 3114160), (5, 2491328), (7, 1779520), (8, 1557080), (10, 1245664), (14, 889760), (16, 778540), (20, 622832), (28, 444880), (32, 389270), (35, 355904), (40, 311416), (56, 222440), (64, 194635), (67, 185920), (70, 177952), (80, 155708), (83, 150080), (112, 111220), (134, 92960), (140, 88976), (160, 77854), (166, 75040), (224, 55610), (268, 46480), (280, 44488), (320, 38927), (332, 37520), (335, 37184), (415, 30016), (448, 27805), (469, 26560), (536, 23240), (560, 22244), (581, 21440), (664, 18760), (670, 18592), (830, 15008), (938, 13280), (1072, 11620), (1120, 11122), (1162, 10720), (1328, 9380), (1340, 9296), (1660, 7504), (1876, 6640), (2144, 5810), (2240, 5561), (2324, 5360), (2345, 5312), (2656, 4690), (2680, 4648), (2905, 4288), (3320, 3752)]