218781384

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{1873}}^1$

素因数の和:2070

約数の個数: 64

約数和(自身を含む): 568496640

約数和(自身を除く): 349715256

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 157, 186, 248, 314, 372, 471, 628, 744, 942, 1256, 1873, 1884, 3746, 3768, 4867, 5619, 7492, 9734, 11238, 14601, 14984, 19468, 22476, 29202, 38936, 44952, 58063, 58404, 116126, 116808, 174189, 232252, 294061, 348378, 464504, 588122, 696756, 882183, 1176244, 1393512, 1764366, 2352488, 3528732, 7057464, 9115891, 18231782, 27347673, 36463564, 54695346, 72927128, 109390692, 218781384]

約数ペア:

[(1, 218781384), (2, 109390692), (3, 72927128), (4, 54695346), (6, 36463564), (8, 27347673), (12, 18231782), (24, 9115891), (31, 7057464), (62, 3528732), (93, 2352488), (124, 1764366), (157, 1393512), (186, 1176244), (248, 882183), (314, 696756), (372, 588122), (471, 464504), (628, 348378), (744, 294061), (942, 232252), (1256, 174189), (1873, 116808), (1884, 116126), (3746, 58404), (3768, 58063), (4867, 44952), (5619, 38936), (7492, 29202), (9734, 22476), (11238, 19468), (14601, 14984)]