127719990

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{157679}}^1$

素因数の和:157698

約数の個数: 40

約数和(自身を含む): 343427040

約数和(自身を除く): 215707050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 157679, 315358, 473037, 788395, 946074, 1419111, 1576790, 2365185, 2838222, 4257333, 4730370, 7095555, 8514666, 12771999, 14191110, 21286665, 25543998, 42573330, 63859995, 127719990]

約数ペア:

[(1, 127719990), (2, 63859995), (3, 42573330), (5, 25543998), (6, 21286665), (9, 14191110), (10, 12771999), (15, 8514666), (18, 7095555), (27, 4730370), (30, 4257333), (45, 2838222), (54, 2365185), (81, 1576790), (90, 1419111), (135, 946074), (162, 788395), (270, 473037), (405, 315358), (810, 157679)]