144681920

素因数分解:

$2^6\times 5^1\times {\mathrm{452131}}^1$

素因数の和:452148

約数の個数: 28

約数和(自身を含む): 344524584

約数和(自身を除く): 199842664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 452131, 904262, 1808524, 2260655, 3617048, 4521310, 7234096, 9042620, 14468192, 18085240, 28936384, 36170480, 72340960, 144681920]

約数ペア:

[(1, 144681920), (2, 72340960), (4, 36170480), (5, 28936384), (8, 18085240), (10, 14468192), (16, 9042620), (20, 7234096), (32, 4521310), (40, 3617048), (64, 2260655), (80, 1808524), (160, 904262), (320, 452131)]