27780120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{77167}}^1$

素因数の和:77184

約数の個数: 48

約数和(自身を含む): 90286560

約数和(自身を除く): 62506440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 77167, 154334, 231501, 308668, 385835, 463002, 617336, 694503, 771670, 926004, 1157505, 1389006, 1543340, 1852008, 2315010, 2778012, 3086680, 3472515, 4630020, 5556024, 6945030, 9260040, 13890060, 27780120]

約数ペア:

[(1, 27780120), (2, 13890060), (3, 9260040), (4, 6945030), (5, 5556024), (6, 4630020), (8, 3472515), (9, 3086680), (10, 2778012), (12, 2315010), (15, 1852008), (18, 1543340), (20, 1389006), (24, 1157505), (30, 926004), (36, 771670), (40, 694503), (45, 617336), (60, 463002), (72, 385835), (90, 308668), (120, 231501), (180, 154334), (360, 77167)]