217355824

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1$

素因数の和:482

約数の個数: 80

約数和(自身を含む): 496539648

約数和(自身を除く): 279183824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 112, 157, 188, 263, 314, 329, 376, 526, 628, 658, 752, 1052, 1099, 1256, 1316, 1841, 2104, 2198, 2512, 2632, 3682, 4208, 4396, 5264, 7364, 7379, 8792, 12361, 14728, 14758, 17584, 24722, 29456, 29516, 41291, 49444, 51653, 59032, 82582, 86527, 98888, 103306, 118064, 165164, 173054, 197776, 206612, 289037, 330328, 346108, 413224, 578074, 660656, 692216, 826448, 1156148, 1384432, 1940677, 2312296, 3881354, 4624592, 7762708, 13584739, 15525416, 27169478, 31050832, 54338956, 108677912, 217355824]

約数ペア:

[(1, 217355824), (2, 108677912), (4, 54338956), (7, 31050832), (8, 27169478), (14, 15525416), (16, 13584739), (28, 7762708), (47, 4624592), (56, 3881354), (94, 2312296), (112, 1940677), (157, 1384432), (188, 1156148), (263, 826448), (314, 692216), (329, 660656), (376, 578074), (526, 413224), (628, 346108), (658, 330328), (752, 289037), (1052, 206612), (1099, 197776), (1256, 173054), (1316, 165164), (1841, 118064), (2104, 103306), (2198, 98888), (2512, 86527), (2632, 82582), (3682, 59032), (4208, 51653), (4396, 49444), (5264, 41291), (7364, 29516), (7379, 29456), (8792, 24722), (12361, 17584), (14728, 14758)]