129423456

素因数分解:

$2^5\times 3^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:269

約数の個数: 144

約数和(自身を含む): 383881680

約数和(自身を除く): 254458224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 53, 61, 72, 96, 106, 122, 139, 144, 159, 183, 212, 244, 278, 288, 318, 366, 417, 424, 477, 488, 549, 556, 636, 732, 834, 848, 954, 976, 1098, 1112, 1251, 1272, 1464, 1668, 1696, 1908, 1952, 2196, 2224, 2502, 2544, 2928, 3233, 3336, 3816, 4392, 4448, 5004, 5088, 5856, 6466, 6672, 7367, 7632, 8479, 8784, 9699, 10008, 12932, 13344, 14734, 15264, 16958, 17568, 19398, 20016, 22101, 25437, 25864, 29097, 29468, 33916, 38796, 40032, 44202, 50874, 51728, 58194, 58936, 66303, 67832, 76311, 77592, 88404, 101748, 103456, 116388, 117872, 132606, 135664, 152622, 155184, 176808, 203496, 232776, 235744, 265212, 271328, 305244, 310368, 353616, 406992, 449387, 465552, 530424, 610488, 707232, 813984, 898774, 931104, 1060848, 1220976, 1348161, 1797548, 2121696, 2441952, 2696322, 3595096, 4044483, 5392644, 7190192, 8088966, 10785288, 14380384, 16177932, 21570576, 32355864, 43141152, 64711728, 129423456]

約数ペア:

[(1, 129423456), (2, 64711728), (3, 43141152), (4, 32355864), (6, 21570576), (8, 16177932), (9, 14380384), (12, 10785288), (16, 8088966), (18, 7190192), (24, 5392644), (32, 4044483), (36, 3595096), (48, 2696322), (53, 2441952), (61, 2121696), (72, 1797548), (96, 1348161), (106, 1220976), (122, 1060848), (139, 931104), (144, 898774), (159, 813984), (183, 707232), (212, 610488), (244, 530424), (278, 465552), (288, 449387), (318, 406992), (366, 353616), (417, 310368), (424, 305244), (477, 271328), (488, 265212), (549, 235744), (556, 232776), (636, 203496), (732, 176808), (834, 155184), (848, 152622), (954, 135664), (976, 132606), (1098, 117872), (1112, 116388), (1251, 103456), (1272, 101748), (1464, 88404), (1668, 77592), (1696, 76311), (1908, 67832), (1952, 66303), (2196, 58936), (2224, 58194), (2502, 51728), (2544, 50874), (2928, 44202), (3233, 40032), (3336, 38796), (3816, 33916), (4392, 29468), (4448, 29097), (5004, 25864), (5088, 25437), (5856, 22101), (6466, 20016), (6672, 19398), (7367, 17568), (7632, 16958), (8479, 15264), (8784, 14734), (9699, 13344), (10008, 12932)]