21764275440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{90684481}}^1$

素因数の和:90684497

約数の個数: 40

約数和(自身を含む): 67469254608

約数和(自身を除く): 45704979168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 90684481, 181368962, 272053443, 362737924, 453422405, 544106886, 725475848, 906844810, 1088213772, 1360267215, 1450951696, 1813689620, 2176427544, 2720534430, 3627379240, 4352855088, 5441068860, 7254758480, 10882137720, 21764275440]

約数ペア:

[(1, 21764275440), (2, 10882137720), (3, 7254758480), (4, 5441068860), (5, 4352855088), (6, 3627379240), (8, 2720534430), (10, 2176427544), (12, 1813689620), (15, 1450951696), (16, 1360267215), (20, 1088213772), (24, 906844810), (30, 725475848), (40, 544106886), (48, 453422405), (60, 362737924), (80, 272053443), (120, 181368962), (240, 90684481)]