204413280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{425861}}^1$

素因数の和:425879

約数の個数: 48

約数和(自身を含む): 643903344

約数和(自身を除く): 439490064

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 425861, 851722, 1277583, 1703444, 2129305, 2555166, 3406888, 4258610, 5110332, 6387915, 6813776, 8517220, 10220664, 12775830, 13627552, 17034440, 20441328, 25551660, 34068880, 40882656, 51103320, 68137760, 102206640, 204413280]

約数ペア:

[(1, 204413280), (2, 102206640), (3, 68137760), (4, 51103320), (5, 40882656), (6, 34068880), (8, 25551660), (10, 20441328), (12, 17034440), (15, 13627552), (16, 12775830), (20, 10220664), (24, 8517220), (30, 6813776), (32, 6387915), (40, 5110332), (48, 4258610), (60, 3406888), (80, 2555166), (96, 2129305), (120, 1703444), (160, 1277583), (240, 851722), (480, 425861)]