254380461412

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{17477}}^1$

素因数の和:17706

約数の個数: 144

約数和(自身を含む): 581775784128

約数和(自身を除く): 327395322716

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 49, 77, 86, 98, 154, 157, 172, 196, 301, 308, 314, 473, 539, 602, 628, 946, 1078, 1099, 1204, 1727, 1892, 2107, 2156, 2198, 3311, 3454, 4214, 4396, 6622, 6751, 6908, 7693, 8428, 12089, 13244, 13502, 15386, 17477, 23177, 24178, 27004, 30772, 34954, 46354, 47257, 48356, 69908, 74261, 84623, 92708, 94514, 122339, 148522, 169246, 189028, 192247, 244678, 297044, 330799, 338492, 384494, 489356, 519827, 661598, 751511, 768988, 856373, 1039654, 1323196, 1345729, 1503022, 1712746, 2079308, 2691458, 2743889, 3006044, 3425492, 3638789, 5260577, 5382916, 5487778, 7277578, 8266621, 9420103, 10521154, 10975556, 14555156, 16533242, 18840206, 19207223, 21042308, 30182779, 33066484, 36824039, 37680412, 38414446, 57866347, 60365558, 73648078, 76828892, 115732694, 117987227, 120731116, 134450561, 147296156, 211279453, 231465388, 235974454, 268901122, 405064429, 422558906, 471948908, 537802244, 810128858, 825910589, 845117812, 1297859497, 1478956171, 1620257716, 1651821178, 2595718994, 2957912342, 3303642356, 5191437988, 5781374123, 5915824684, 9085016479, 11562748246, 18170032958, 23125496492, 36340065916, 63595115353, 127190230706, 254380461412]

約数ペア:

[(1, 254380461412), (2, 127190230706), (4, 63595115353), (7, 36340065916), (11, 23125496492), (14, 18170032958), (22, 11562748246), (28, 9085016479), (43, 5915824684), (44, 5781374123), (49, 5191437988), (77, 3303642356), (86, 2957912342), (98, 2595718994), (154, 1651821178), (157, 1620257716), (172, 1478956171), (196, 1297859497), (301, 845117812), (308, 825910589), (314, 810128858), (473, 537802244), (539, 471948908), (602, 422558906), (628, 405064429), (946, 268901122), (1078, 235974454), (1099, 231465388), (1204, 211279453), (1727, 147296156), (1892, 134450561), (2107, 120731116), (2156, 117987227), (2198, 115732694), (3311, 76828892), (3454, 73648078), (4214, 60365558), (4396, 57866347), (6622, 38414446), (6751, 37680412), (6908, 36824039), (7693, 33066484), (8428, 30182779), (12089, 21042308), (13244, 19207223), (13502, 18840206), (15386, 16533242), (17477, 14555156), (23177, 10975556), (24178, 10521154), (27004, 9420103), (30772, 8266621), (34954, 7277578), (46354, 5487778), (47257, 5382916), (48356, 5260577), (69908, 3638789), (74261, 3425492), (84623, 3006044), (92708, 2743889), (94514, 2691458), (122339, 2079308), (148522, 1712746), (169246, 1503022), (189028, 1345729), (192247, 1323196), (244678, 1039654), (297044, 856373), (330799, 768988), (338492, 751511), (384494, 661598), (489356, 519827)]