270143420

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{1493}}^1$

素因数の和:1694

約数の個数: 48

約数和(自身を含む): 579791520

約数和(自身を除く): 309648100

約数列:

[1, 2, 4, 5, 10, 20, 83, 109, 166, 218, 332, 415, 436, 545, 830, 1090, 1493, 1660, 2180, 2986, 5972, 7465, 9047, 14930, 18094, 29860, 36188, 45235, 90470, 123919, 162737, 180940, 247838, 325474, 495676, 619595, 650948, 813685, 1239190, 1627370, 2478380, 3254740, 13507171, 27014342, 54028684, 67535855, 135071710, 270143420]

約数ペア:

[(1, 270143420), (2, 135071710), (4, 67535855), (5, 54028684), (10, 27014342), (20, 13507171), (83, 3254740), (109, 2478380), (166, 1627370), (218, 1239190), (332, 813685), (415, 650948), (436, 619595), (545, 495676), (830, 325474), (1090, 247838), (1493, 180940), (1660, 162737), (2180, 123919), (2986, 90470), (5972, 45235), (7465, 36188), (9047, 29860), (14930, 18094)]