219303040

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31151}}^1$

素因数の和:31181

約数の個数: 64

約数和(自身を含む): 571950720

約数和(自身を除く): 352647680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 31151, 62302, 124604, 155755, 249208, 311510, 342661, 498416, 623020, 685322, 996832, 1246040, 1370644, 1713305, 1993664, 2492080, 2741288, 3426610, 3987328, 4984160, 5482576, 6853220, 9968320, 10965152, 13706440, 19936640, 21930304, 27412880, 43860608, 54825760, 109651520, 219303040]

約数ペア:

[(1, 219303040), (2, 109651520), (4, 54825760), (5, 43860608), (8, 27412880), (10, 21930304), (11, 19936640), (16, 13706440), (20, 10965152), (22, 9968320), (32, 6853220), (40, 5482576), (44, 4984160), (55, 3987328), (64, 3426610), (80, 2741288), (88, 2492080), (110, 1993664), (128, 1713305), (160, 1370644), (176, 1246040), (220, 996832), (320, 685322), (352, 623020), (440, 498416), (640, 342661), (704, 311510), (880, 249208), (1408, 155755), (1760, 124604), (3520, 62302), (7040, 31151)]