81054840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{675457}}^1$

素因数の和:675471

約数の個数: 32

約数和(自身を含む): 243164880

約数和(自身を除く): 162110040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 675457, 1350914, 2026371, 2701828, 3377285, 4052742, 5403656, 6754570, 8105484, 10131855, 13509140, 16210968, 20263710, 27018280, 40527420, 81054840]

約数ペア:

[(1, 81054840), (2, 40527420), (3, 27018280), (4, 20263710), (5, 16210968), (6, 13509140), (8, 10131855), (10, 8105484), (12, 6754570), (15, 5403656), (20, 4052742), (24, 3377285), (30, 2701828), (40, 2026371), (60, 1350914), (120, 675457)]