189912120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{42773}}^1$

素因数の和:42824

約数の個数: 64

約数和(自身を含む): 585148320

約数和(自身を除く): 395236200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 1110, 1480, 2220, 4440, 42773, 85546, 128319, 171092, 213865, 256638, 342184, 427730, 513276, 641595, 855460, 1026552, 1283190, 1582601, 1710920, 2566380, 3165202, 4747803, 5132760, 6330404, 7913005, 9495606, 12660808, 15826010, 18991212, 23739015, 31652020, 37982424, 47478030, 63304040, 94956060, 189912120]

約数ペア:

[(1, 189912120), (2, 94956060), (3, 63304040), (4, 47478030), (5, 37982424), (6, 31652020), (8, 23739015), (10, 18991212), (12, 15826010), (15, 12660808), (20, 9495606), (24, 7913005), (30, 6330404), (37, 5132760), (40, 4747803), (60, 3165202), (74, 2566380), (111, 1710920), (120, 1582601), (148, 1283190), (185, 1026552), (222, 855460), (296, 641595), (370, 513276), (444, 427730), (555, 342184), (740, 256638), (888, 213865), (1110, 171092), (1480, 128319), (2220, 85546), (4440, 42773)]