78340122

素因数分解:

$2^1\times 3^4\times 7^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:238

約数の個数: 120

約数和(自身を含む): 208565280

約数和(自身を除く): 130225158

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 71, 81, 98, 126, 139, 142, 147, 162, 189, 213, 278, 294, 378, 417, 426, 441, 497, 567, 639, 834, 882, 973, 994, 1134, 1251, 1278, 1323, 1491, 1917, 1946, 2502, 2646, 2919, 2982, 3479, 3753, 3834, 3969, 4473, 5751, 5838, 6811, 6958, 7506, 7938, 8757, 8946, 9869, 10437, 11259, 11502, 13419, 13622, 17514, 19738, 20433, 20874, 22518, 26271, 26838, 29607, 31311, 40257, 40866, 52542, 59214, 61299, 62622, 69083, 78813, 80514, 88821, 93933, 122598, 138166, 157626, 177642, 183897, 187866, 207249, 266463, 281799, 367794, 414498, 483581, 532926, 551691, 563598, 621747, 799389, 967162, 1103382, 1243494, 1450743, 1598778, 1865241, 2901486, 3730482, 4352229, 5595723, 8704458, 11191446, 13056687, 26113374, 39170061, 78340122]

約数ペア:

[(1, 78340122), (2, 39170061), (3, 26113374), (6, 13056687), (7, 11191446), (9, 8704458), (14, 5595723), (18, 4352229), (21, 3730482), (27, 2901486), (42, 1865241), (49, 1598778), (54, 1450743), (63, 1243494), (71, 1103382), (81, 967162), (98, 799389), (126, 621747), (139, 563598), (142, 551691), (147, 532926), (162, 483581), (189, 414498), (213, 367794), (278, 281799), (294, 266463), (378, 207249), (417, 187866), (426, 183897), (441, 177642), (497, 157626), (567, 138166), (639, 122598), (834, 93933), (882, 88821), (973, 80514), (994, 78813), (1134, 69083), (1251, 62622), (1278, 61299), (1323, 59214), (1491, 52542), (1917, 40866), (1946, 40257), (2502, 31311), (2646, 29607), (2919, 26838), (2982, 26271), (3479, 22518), (3753, 20874), (3834, 20433), (3969, 19738), (4473, 17514), (5751, 13622), (5838, 13419), (6811, 11502), (6958, 11259), (7506, 10437), (7938, 9869), (8757, 8946)]