157490640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{218737}}^1$

素因数の和:218756

約数の個数: 60

約数和(自身を含む): 528908484

約数和(自身を除く): 371417844

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, 218737, 437474, 656211, 874948, 1093685, 1312422, 1749896, 1968633, 2187370, 2624844, 3281055, 3499792, 3937266, 4374740, 5249688, 6562110, 7874532, 8749480, 9843165, 10499376, 13124220, 15749064, 17498960, 19686330, 26248440, 31498128, 39372660, 52496880, 78745320, 157490640]

約数ペア:

[(1, 157490640), (2, 78745320), (3, 52496880), (4, 39372660), (5, 31498128), (6, 26248440), (8, 19686330), (9, 17498960), (10, 15749064), (12, 13124220), (15, 10499376), (16, 9843165), (18, 8749480), (20, 7874532), (24, 6562110), (30, 5249688), (36, 4374740), (40, 3937266), (45, 3499792), (48, 3281055), (60, 2624844), (72, 2187370), (80, 1968633), (90, 1749896), (120, 1312422), (144, 1093685), (180, 874948), (240, 656211), (360, 437474), (720, 218737)]