81178272

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{601}}^1$

素因数の和:691

約数の個数: 144

約数和(自身を含む): 268212672

約数和(自身を除く): 187034400

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 67, 72, 84, 96, 112, 126, 134, 144, 168, 201, 224, 252, 268, 288, 336, 402, 469, 504, 536, 601, 603, 672, 804, 938, 1008, 1072, 1202, 1206, 1407, 1608, 1803, 1876, 2016, 2144, 2404, 2412, 2814, 3216, 3606, 3752, 4207, 4221, 4808, 4824, 5409, 5628, 6432, 7212, 7504, 8414, 8442, 9616, 9648, 10818, 11256, 12621, 14424, 15008, 16828, 16884, 19232, 19296, 21636, 22512, 25242, 28848, 33656, 33768, 37863, 40267, 43272, 45024, 50484, 57696, 67312, 67536, 75726, 80534, 86544, 100968, 120801, 134624, 135072, 151452, 161068, 173088, 201936, 241602, 281869, 302904, 322136, 362403, 403872, 483204, 563738, 605808, 644272, 724806, 845607, 966408, 1127476, 1211616, 1288544, 1449612, 1691214, 1932816, 2254952, 2536821, 2899224, 3382428, 3865632, 4509904, 5073642, 5798448, 6764856, 9019808, 10147284, 11596896, 13529712, 20294568, 27059424, 40589136, 81178272]

約数ペア:

[(1, 81178272), (2, 40589136), (3, 27059424), (4, 20294568), (6, 13529712), (7, 11596896), (8, 10147284), (9, 9019808), (12, 6764856), (14, 5798448), (16, 5073642), (18, 4509904), (21, 3865632), (24, 3382428), (28, 2899224), (32, 2536821), (36, 2254952), (42, 1932816), (48, 1691214), (56, 1449612), (63, 1288544), (67, 1211616), (72, 1127476), (84, 966408), (96, 845607), (112, 724806), (126, 644272), (134, 605808), (144, 563738), (168, 483204), (201, 403872), (224, 362403), (252, 322136), (268, 302904), (288, 281869), (336, 241602), (402, 201936), (469, 173088), (504, 161068), (536, 151452), (601, 135072), (603, 134624), (672, 120801), (804, 100968), (938, 86544), (1008, 80534), (1072, 75726), (1202, 67536), (1206, 67312), (1407, 57696), (1608, 50484), (1803, 45024), (1876, 43272), (2016, 40267), (2144, 37863), (2404, 33768), (2412, 33656), (2814, 28848), (3216, 25242), (3606, 22512), (3752, 21636), (4207, 19296), (4221, 19232), (4808, 16884), (4824, 16828), (5409, 15008), (5628, 14424), (6432, 12621), (7212, 11256), (7504, 10818), (8414, 9648), (8442, 9616)]