81057840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{337741}}^1$

素因数の和:337757

約数の個数: 40

約数和(自身を含む): 251280048

約数和(自身を除く): 170222208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 337741, 675482, 1013223, 1350964, 1688705, 2026446, 2701928, 3377410, 4052892, 5066115, 5403856, 6754820, 8105784, 10132230, 13509640, 16211568, 20264460, 27019280, 40528920, 81057840]

約数ペア:

[(1, 81057840), (2, 40528920), (3, 27019280), (4, 20264460), (5, 16211568), (6, 13509640), (8, 10132230), (10, 8105784), (12, 6754820), (15, 5403856), (16, 5066115), (20, 4052892), (24, 3377410), (30, 2701928), (40, 2026446), (48, 1688705), (60, 1350964), (80, 1013223), (120, 675482), (240, 337741)]