218364496

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{577}}^1$

素因数の和:732

約数の個数: 80

約数和(自身を含む): 504570880

約数和(自身を除く): 286206384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 109, 112, 124, 217, 218, 248, 434, 436, 496, 577, 763, 868, 872, 1154, 1526, 1736, 1744, 2308, 3052, 3379, 3472, 4039, 4616, 6104, 6758, 8078, 9232, 12208, 13516, 16156, 17887, 23653, 27032, 32312, 35774, 47306, 54064, 62893, 64624, 71548, 94612, 125209, 125786, 143096, 189224, 250418, 251572, 286192, 378448, 440251, 500836, 503144, 880502, 1001672, 1006288, 1761004, 1949683, 2003344, 3522008, 3899366, 7044016, 7798732, 13647781, 15597464, 27295562, 31194928, 54591124, 109182248, 218364496]

約数ペア:

[(1, 218364496), (2, 109182248), (4, 54591124), (7, 31194928), (8, 27295562), (14, 15597464), (16, 13647781), (28, 7798732), (31, 7044016), (56, 3899366), (62, 3522008), (109, 2003344), (112, 1949683), (124, 1761004), (217, 1006288), (218, 1001672), (248, 880502), (434, 503144), (436, 500836), (496, 440251), (577, 378448), (763, 286192), (868, 251572), (872, 250418), (1154, 189224), (1526, 143096), (1736, 125786), (1744, 125209), (2308, 94612), (3052, 71548), (3379, 64624), (3472, 62893), (4039, 54064), (4616, 47306), (6104, 35774), (6758, 32312), (8078, 27032), (9232, 23653), (12208, 17887), (13516, 16156)]