130706640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{181537}}^1$

素因数の和:181556

約数の個数: 60

約数和(自身を含む): 438958884

約数和(自身を除く): 308252244

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 181537, 363074, 544611, 726148, 907685, 1089222, 1452296, 1633833, 1815370, 2178444, 2723055, 2904592, 3267666, 3630740, 4356888, 5446110, 6535332, 7261480, 8169165, 8713776, 10892220, 13070664, 14522960, 16338330, 21784440, 26141328, 32676660, 43568880, 65353320, 130706640]

約数ペア:

[(1, 130706640), (2, 65353320), (3, 43568880), (4, 32676660), (5, 26141328), (6, 21784440), (8, 16338330), (9, 14522960), (10, 13070664), (12, 10892220), (15, 8713776), (16, 8169165), (18, 7261480), (20, 6535332), (24, 5446110), (30, 4356888), (36, 3630740), (40, 3267666), (45, 2904592), (48, 2723055), (60, 2178444), (72, 1815370), (80, 1633833), (90, 1452296), (120, 1089222), (144, 907685), (180, 726148), (240, 544611), (360, 363074), (720, 181537)]