138770460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{17929}}^1$

素因数の和:17987

約数の個数: 72

約数和(自身を含む): 430750320

約数和(自身を除く): 291979860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 17929, 35858, 53787, 71716, 89645, 107574, 161361, 179290, 215148, 268935, 322722, 358580, 537870, 645444, 770947, 806805, 1075740, 1541894, 1613610, 2312841, 3083788, 3227220, 3854735, 4625682, 6938523, 7709470, 9251364, 11564205, 13877046, 15418940, 23128410, 27754092, 34692615, 46256820, 69385230, 138770460]

約数ペア:

[(1, 138770460), (2, 69385230), (3, 46256820), (4, 34692615), (5, 27754092), (6, 23128410), (9, 15418940), (10, 13877046), (12, 11564205), (15, 9251364), (18, 7709470), (20, 6938523), (30, 4625682), (36, 3854735), (43, 3227220), (45, 3083788), (60, 2312841), (86, 1613610), (90, 1541894), (129, 1075740), (172, 806805), (180, 770947), (215, 645444), (258, 537870), (387, 358580), (430, 322722), (516, 268935), (645, 215148), (774, 179290), (860, 161361), (1290, 107574), (1548, 89645), (1935, 71716), (2580, 53787), (3870, 35858), (7740, 17929)]