217220800

素因数分解:

$2^6\times 5^2\times {\mathrm{127}}^1\times {\mathrm{1069}}^1$

素因数の和:1218

約数の個数: 84

約数和(自身を含む): 539211520

約数和(自身を除く): 321990720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 127, 160, 200, 254, 320, 400, 508, 635, 800, 1016, 1069, 1270, 1600, 2032, 2138, 2540, 3175, 4064, 4276, 5080, 5345, 6350, 8128, 8552, 10160, 10690, 12700, 17104, 20320, 21380, 25400, 26725, 34208, 40640, 42760, 50800, 53450, 68416, 85520, 101600, 106900, 135763, 171040, 203200, 213800, 271526, 342080, 427600, 543052, 678815, 855200, 1086104, 1357630, 1710400, 2172208, 2715260, 3394075, 4344416, 5430520, 6788150, 8688832, 10861040, 13576300, 21722080, 27152600, 43444160, 54305200, 108610400, 217220800]

約数ペア:

[(1, 217220800), (2, 108610400), (4, 54305200), (5, 43444160), (8, 27152600), (10, 21722080), (16, 13576300), (20, 10861040), (25, 8688832), (32, 6788150), (40, 5430520), (50, 4344416), (64, 3394075), (80, 2715260), (100, 2172208), (127, 1710400), (160, 1357630), (200, 1086104), (254, 855200), (320, 678815), (400, 543052), (508, 427600), (635, 342080), (800, 271526), (1016, 213800), (1069, 203200), (1270, 171040), (1600, 135763), (2032, 106900), (2138, 101600), (2540, 85520), (3175, 68416), (4064, 53450), (4276, 50800), (5080, 42760), (5345, 40640), (6350, 34208), (8128, 26725), (8552, 25400), (10160, 21380), (10690, 20320), (12700, 17104)]