120721320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{111779}}^1$

素因数の和:111799

約数の個数: 64

約数和(自身を含む): 402408000

約数和(自身を除く): 281686680

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, 111779, 223558, 335337, 447116, 558895, 670674, 894232, 1006011, 1117790, 1341348, 1676685, 2012022, 2235580, 2682696, 3018033, 3353370, 4024044, 4471160, 5030055, 6036066, 6706740, 8048088, 10060110, 12072132, 13413480, 15090165, 20120220, 24144264, 30180330, 40240440, 60360660, 120721320]

約数ペア:

[(1, 120721320), (2, 60360660), (3, 40240440), (4, 30180330), (5, 24144264), (6, 20120220), (8, 15090165), (9, 13413480), (10, 12072132), (12, 10060110), (15, 8048088), (18, 6706740), (20, 6036066), (24, 5030055), (27, 4471160), (30, 4024044), (36, 3353370), (40, 3018033), (45, 2682696), (54, 2235580), (60, 2012022), (72, 1676685), (90, 1341348), (108, 1117790), (120, 1006011), (135, 894232), (180, 670674), (216, 558895), (270, 447116), (360, 335337), (540, 223558), (1080, 111779)]