128157930

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{474659}}^1$

素因数の和:474675

約数の個数: 32

約数和(自身を含む): 341755200

約数和(自身を除く): 213597270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 474659, 949318, 1423977, 2373295, 2847954, 4271931, 4746590, 7119885, 8543862, 12815793, 14239770, 21359655, 25631586, 42719310, 64078965, 128157930]

約数ペア:

[(1, 128157930), (2, 64078965), (3, 42719310), (5, 25631586), (6, 21359655), (9, 14239770), (10, 12815793), (15, 8543862), (18, 7119885), (27, 4746590), (30, 4271931), (45, 2847954), (54, 2373295), (90, 1423977), (135, 949318), (270, 474659)]