21954960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{30493}}^1$

素因数の和:30512

約数の個数: 60

約数和(自身を含む): 73734492

約数和(自身を除く): 51779532

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 30493, 60986, 91479, 121972, 152465, 182958, 243944, 274437, 304930, 365916, 457395, 487888, 548874, 609860, 731832, 914790, 1097748, 1219720, 1372185, 1463664, 1829580, 2195496, 2439440, 2744370, 3659160, 4390992, 5488740, 7318320, 10977480, 21954960]

約数ペア:

[(1, 21954960), (2, 10977480), (3, 7318320), (4, 5488740), (5, 4390992), (6, 3659160), (8, 2744370), (9, 2439440), (10, 2195496), (12, 1829580), (15, 1463664), (16, 1372185), (18, 1219720), (20, 1097748), (24, 914790), (30, 731832), (36, 609860), (40, 548874), (45, 487888), (48, 457395), (60, 365916), (72, 304930), (80, 274437), (90, 243944), (120, 182958), (144, 152465), (180, 121972), (240, 91479), (360, 60986), (720, 30493)]