80221320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{74279}}^1$

素因数の和:74299

約数の個数: 64

約数和(自身を含む): 267408000

約数和(自身を除く): 187186680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 74279, 148558, 222837, 297116, 371395, 445674, 594232, 668511, 742790, 891348, 1114185, 1337022, 1485580, 1782696, 2005533, 2228370, 2674044, 2971160, 3342555, 4011066, 4456740, 5348088, 6685110, 8022132, 8913480, 10027665, 13370220, 16044264, 20055330, 26740440, 40110660, 80221320]

約数ペア:

[(1, 80221320), (2, 40110660), (3, 26740440), (4, 20055330), (5, 16044264), (6, 13370220), (8, 10027665), (9, 8913480), (10, 8022132), (12, 6685110), (15, 5348088), (18, 4456740), (20, 4011066), (24, 3342555), (27, 2971160), (30, 2674044), (36, 2228370), (40, 2005533), (45, 1782696), (54, 1485580), (60, 1337022), (72, 1114185), (90, 891348), (108, 742790), (120, 668511), (135, 594232), (180, 445674), (216, 371395), (270, 297116), (360, 222837), (540, 148558), (1080, 74279)]