204389280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{141937}}^1$

素因数の和:141958

約数の個数: 72

約数和(自身を含む): 697483332

約数和(自身を除く): 493094052

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 141937, 283874, 425811, 567748, 709685, 851622, 1135496, 1277433, 1419370, 1703244, 2129055, 2270992, 2554866, 2838740, 3406488, 4258110, 4541984, 5109732, 5677480, 6387165, 6812976, 8516220, 10219464, 11354960, 12774330, 13625952, 17032440, 20438928, 22709920, 25548660, 34064880, 40877856, 51097320, 68129760, 102194640, 204389280]

約数ペア:

[(1, 204389280), (2, 102194640), (3, 68129760), (4, 51097320), (5, 40877856), (6, 34064880), (8, 25548660), (9, 22709920), (10, 20438928), (12, 17032440), (15, 13625952), (16, 12774330), (18, 11354960), (20, 10219464), (24, 8516220), (30, 6812976), (32, 6387165), (36, 5677480), (40, 5109732), (45, 4541984), (48, 4258110), (60, 3406488), (72, 2838740), (80, 2554866), (90, 2270992), (96, 2129055), (120, 1703244), (144, 1419370), (160, 1277433), (180, 1135496), (240, 851622), (288, 709685), (360, 567748), (480, 425811), (720, 283874), (1440, 141937)]