30949920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{21493}}^1$

素因数の和:21514

約数の個数: 72

約数和(自身を含む): 105621516

約数和(自身を除く): 74671596

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 21493, 42986, 64479, 85972, 107465, 128958, 171944, 193437, 214930, 257916, 322395, 343888, 386874, 429860, 515832, 644790, 687776, 773748, 859720, 967185, 1031664, 1289580, 1547496, 1719440, 1934370, 2063328, 2579160, 3094992, 3438880, 3868740, 5158320, 6189984, 7737480, 10316640, 15474960, 30949920]

約数ペア:

[(1, 30949920), (2, 15474960), (3, 10316640), (4, 7737480), (5, 6189984), (6, 5158320), (8, 3868740), (9, 3438880), (10, 3094992), (12, 2579160), (15, 2063328), (16, 1934370), (18, 1719440), (20, 1547496), (24, 1289580), (30, 1031664), (32, 967185), (36, 859720), (40, 773748), (45, 687776), (48, 644790), (60, 515832), (72, 429860), (80, 386874), (90, 343888), (96, 322395), (120, 257916), (144, 214930), (160, 193437), (180, 171944), (240, 128958), (288, 107465), (360, 85972), (480, 64479), (720, 42986), (1440, 21493)]