7200540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{367}}^1$

素因数の和:491

約数の個数: 72

約数和(自身を含む): 22102080

約数和(自身を除く): 14901540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 367, 436, 545, 654, 734, 981, 1090, 1101, 1308, 1468, 1635, 1835, 1962, 2180, 2202, 3270, 3303, 3670, 3924, 4404, 4905, 5505, 6540, 6606, 7340, 9810, 11010, 13212, 16515, 19620, 22020, 33030, 40003, 66060, 80006, 120009, 160012, 200015, 240018, 360027, 400030, 480036, 600045, 720054, 800060, 1200090, 1440108, 1800135, 2400180, 3600270, 7200540]

約数ペア:

[(1, 7200540), (2, 3600270), (3, 2400180), (4, 1800135), (5, 1440108), (6, 1200090), (9, 800060), (10, 720054), (12, 600045), (15, 480036), (18, 400030), (20, 360027), (30, 240018), (36, 200015), (45, 160012), (60, 120009), (90, 80006), (109, 66060), (180, 40003), (218, 33030), (327, 22020), (367, 19620), (436, 16515), (545, 13212), (654, 11010), (734, 9810), (981, 7340), (1090, 6606), (1101, 6540), (1308, 5505), (1468, 4905), (1635, 4404), (1835, 3924), (1962, 3670), (2180, 3303), (2202, 3270)]