213342720

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{27779}}^1$

素因数の和:27805

約数の個数: 80

約数和(自身を含む): 682054560

約数和(自身を除く): 468711840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 27779, 55558, 83337, 111116, 138895, 166674, 222232, 277790, 333348, 416685, 444464, 555580, 666696, 833370, 888928, 1111160, 1333392, 1666740, 1777856, 2222320, 2666784, 3333480, 3555712, 4444640, 5333568, 6666960, 7111424, 8889280, 10667136, 13333920, 14222848, 17778560, 21334272, 26667840, 35557120, 42668544, 53335680, 71114240, 106671360, 213342720]

約数ペア:

[(1, 213342720), (2, 106671360), (3, 71114240), (4, 53335680), (5, 42668544), (6, 35557120), (8, 26667840), (10, 21334272), (12, 17778560), (15, 14222848), (16, 13333920), (20, 10667136), (24, 8889280), (30, 7111424), (32, 6666960), (40, 5333568), (48, 4444640), (60, 3555712), (64, 3333480), (80, 2666784), (96, 2222320), (120, 1777856), (128, 1666740), (160, 1333392), (192, 1111160), (240, 888928), (256, 833370), (320, 666696), (384, 555580), (480, 444464), (512, 416685), (640, 333348), (768, 277790), (960, 222232), (1280, 166674), (1536, 138895), (1920, 111116), (2560, 83337), (3840, 55558), (7680, 27779)]