218975680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8887}}^1$

素因数の和:8922

約数の個数: 112

約数和(自身を含む): 650174976

約数和(自身を除く): 431199296

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 704, 770, 880, 1120, 1232, 1540, 1760, 2240, 2464, 3080, 3520, 4928, 6160, 8887, 12320, 17774, 24640, 35548, 44435, 62209, 71096, 88870, 97757, 124418, 142192, 177740, 195514, 248836, 284384, 311045, 355480, 391028, 488785, 497672, 568768, 622090, 684299, 710960, 782056, 977570, 995344, 1244180, 1368598, 1421920, 1564112, 1955140, 1990688, 2488360, 2737196, 2843840, 3128224, 3421495, 3910280, 3981376, 4976720, 5474392, 6256448, 6842990, 7820560, 9953440, 10948784, 13685980, 15641120, 19906880, 21897568, 27371960, 31282240, 43795136, 54743920, 109487840, 218975680]

約数ペア:

[(1, 218975680), (2, 109487840), (4, 54743920), (5, 43795136), (7, 31282240), (8, 27371960), (10, 21897568), (11, 19906880), (14, 15641120), (16, 13685980), (20, 10948784), (22, 9953440), (28, 7820560), (32, 6842990), (35, 6256448), (40, 5474392), (44, 4976720), (55, 3981376), (56, 3910280), (64, 3421495), (70, 3128224), (77, 2843840), (80, 2737196), (88, 2488360), (110, 1990688), (112, 1955140), (140, 1564112), (154, 1421920), (160, 1368598), (176, 1244180), (220, 995344), (224, 977570), (280, 782056), (308, 710960), (320, 684299), (352, 622090), (385, 568768), (440, 497672), (448, 488785), (560, 391028), (616, 355480), (704, 311045), (770, 284384), (880, 248836), (1120, 195514), (1232, 177740), (1540, 142192), (1760, 124418), (2240, 97757), (2464, 88870), (3080, 71096), (3520, 62209), (4928, 44435), (6160, 35548), (8887, 24640), (12320, 17774)]