278542242

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:229

約数の個数: 144

約数和(自身を含む): 717050880

約数和(自身を除く): 438508638

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 33, 38, 53, 57, 66, 99, 106, 114, 121, 127, 159, 171, 198, 209, 242, 254, 318, 342, 363, 381, 418, 477, 583, 627, 726, 762, 954, 1007, 1089, 1143, 1166, 1254, 1397, 1749, 1881, 2014, 2178, 2286, 2299, 2413, 2794, 3021, 3498, 3762, 4191, 4598, 4826, 5247, 6042, 6413, 6731, 6897, 7239, 8382, 9063, 10494, 11077, 12573, 12826, 13462, 13794, 14478, 15367, 18126, 19239, 20193, 20691, 21717, 22154, 25146, 26543, 30734, 33231, 38478, 40386, 41382, 43434, 46101, 53086, 57717, 60579, 66462, 74041, 79629, 92202, 99693, 115434, 121158, 121847, 127889, 138303, 148082, 159258, 199386, 222123, 238887, 243694, 255778, 276606, 291973, 365541, 383667, 444246, 477774, 583946, 666369, 731082, 767334, 814451, 875919, 1096623, 1151001, 1332738, 1406779, 1628902, 1751838, 2193246, 2302002, 2443353, 2627757, 2813558, 4220337, 4886706, 5255514, 7330059, 8440674, 12661011, 14660118, 15474569, 25322022, 30949138, 46423707, 92847414, 139271121, 278542242]

約数ペア:

[(1, 278542242), (2, 139271121), (3, 92847414), (6, 46423707), (9, 30949138), (11, 25322022), (18, 15474569), (19, 14660118), (22, 12661011), (33, 8440674), (38, 7330059), (53, 5255514), (57, 4886706), (66, 4220337), (99, 2813558), (106, 2627757), (114, 2443353), (121, 2302002), (127, 2193246), (159, 1751838), (171, 1628902), (198, 1406779), (209, 1332738), (242, 1151001), (254, 1096623), (318, 875919), (342, 814451), (363, 767334), (381, 731082), (418, 666369), (477, 583946), (583, 477774), (627, 444246), (726, 383667), (762, 365541), (954, 291973), (1007, 276606), (1089, 255778), (1143, 243694), (1166, 238887), (1254, 222123), (1397, 199386), (1749, 159258), (1881, 148082), (2014, 138303), (2178, 127889), (2286, 121847), (2299, 121158), (2413, 115434), (2794, 99693), (3021, 92202), (3498, 79629), (3762, 74041), (4191, 66462), (4598, 60579), (4826, 57717), (5247, 53086), (6042, 46101), (6413, 43434), (6731, 41382), (6897, 40386), (7239, 38478), (8382, 33231), (9063, 30734), (10494, 26543), (11077, 25146), (12573, 22154), (12826, 21717), (13462, 20691), (13794, 20193), (14478, 19239), (15367, 18126)]