254877894

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:227

約数の個数: 128

約数和(自身を含む): 626572800

約数和(自身を除く): 371694906

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 41, 54, 57, 73, 82, 83, 114, 123, 146, 166, 171, 219, 246, 249, 342, 369, 438, 498, 513, 657, 738, 747, 779, 1026, 1107, 1314, 1387, 1494, 1558, 1577, 1971, 2214, 2241, 2337, 2774, 2993, 3154, 3403, 3942, 4161, 4482, 4674, 4731, 5986, 6059, 6806, 7011, 8322, 8979, 9462, 10209, 12118, 12483, 14022, 14193, 17958, 18177, 20418, 21033, 24966, 26937, 28386, 30627, 36354, 37449, 42066, 42579, 53874, 54531, 56867, 61254, 64657, 74898, 80811, 85158, 91881, 109062, 113734, 115121, 129314, 161622, 163593, 170601, 183762, 193971, 230242, 248419, 327186, 341202, 345363, 387942, 496838, 511803, 581913, 690726, 745257, 1023606, 1036089, 1163826, 1490514, 1535409, 1745739, 2072178, 2235771, 3070818, 3108267, 3491478, 4471542, 4719961, 6216534, 6707313, 9439922, 13414626, 14159883, 28319766, 42479649, 84959298, 127438947, 254877894]

約数ペア:

[(1, 254877894), (2, 127438947), (3, 84959298), (6, 42479649), (9, 28319766), (18, 14159883), (19, 13414626), (27, 9439922), (38, 6707313), (41, 6216534), (54, 4719961), (57, 4471542), (73, 3491478), (82, 3108267), (83, 3070818), (114, 2235771), (123, 2072178), (146, 1745739), (166, 1535409), (171, 1490514), (219, 1163826), (246, 1036089), (249, 1023606), (342, 745257), (369, 690726), (438, 581913), (498, 511803), (513, 496838), (657, 387942), (738, 345363), (747, 341202), (779, 327186), (1026, 248419), (1107, 230242), (1314, 193971), (1387, 183762), (1494, 170601), (1558, 163593), (1577, 161622), (1971, 129314), (2214, 115121), (2241, 113734), (2337, 109062), (2774, 91881), (2993, 85158), (3154, 80811), (3403, 74898), (3942, 64657), (4161, 61254), (4482, 56867), (4674, 54531), (4731, 53874), (5986, 42579), (6059, 42066), (6806, 37449), (7011, 36354), (8322, 30627), (8979, 28386), (9462, 26937), (10209, 24966), (12118, 21033), (12483, 20418), (14022, 18177), (14193, 17958)]