127980384

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{43}}^2\times {\mathrm{103}}^1$

素因数の和:209

約数の個数: 144

約数和(自身を含む): 396893952

約数和(自身を除く): 268913568

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 43, 48, 56, 84, 86, 96, 103, 112, 129, 168, 172, 206, 224, 258, 301, 309, 336, 344, 412, 516, 602, 618, 672, 688, 721, 824, 903, 1032, 1204, 1236, 1376, 1442, 1648, 1806, 1849, 2064, 2163, 2408, 2472, 2884, 3296, 3612, 3698, 4128, 4326, 4429, 4816, 4944, 5547, 5768, 7224, 7396, 8652, 8858, 9632, 9888, 11094, 11536, 12943, 13287, 14448, 14792, 17304, 17716, 22188, 23072, 25886, 26574, 28896, 29584, 31003, 34608, 35432, 38829, 44376, 51772, 53148, 59168, 62006, 69216, 70864, 77658, 88752, 93009, 103544, 106296, 124012, 141728, 155316, 177504, 186018, 190447, 207088, 212592, 248024, 310632, 372036, 380894, 414176, 425184, 496048, 571341, 621264, 744072, 761788, 992096, 1142682, 1242528, 1333129, 1488144, 1523576, 2285364, 2666258, 2976288, 3047152, 3999387, 4570728, 5332516, 6094304, 7998774, 9141456, 10665032, 15997548, 18282912, 21330064, 31995096, 42660128, 63990192, 127980384]

約数ペア:

[(1, 127980384), (2, 63990192), (3, 42660128), (4, 31995096), (6, 21330064), (7, 18282912), (8, 15997548), (12, 10665032), (14, 9141456), (16, 7998774), (21, 6094304), (24, 5332516), (28, 4570728), (32, 3999387), (42, 3047152), (43, 2976288), (48, 2666258), (56, 2285364), (84, 1523576), (86, 1488144), (96, 1333129), (103, 1242528), (112, 1142682), (129, 992096), (168, 761788), (172, 744072), (206, 621264), (224, 571341), (258, 496048), (301, 425184), (309, 414176), (336, 380894), (344, 372036), (412, 310632), (516, 248024), (602, 212592), (618, 207088), (672, 190447), (688, 186018), (721, 177504), (824, 155316), (903, 141728), (1032, 124012), (1204, 106296), (1236, 103544), (1376, 93009), (1442, 88752), (1648, 77658), (1806, 70864), (1849, 69216), (2064, 62006), (2163, 59168), (2408, 53148), (2472, 51772), (2884, 44376), (3296, 38829), (3612, 35432), (3698, 34608), (4128, 31003), (4326, 29584), (4429, 28896), (4816, 26574), (4944, 25886), (5547, 23072), (5768, 22188), (7224, 17716), (7396, 17304), (8652, 14792), (8858, 14448), (9632, 13287), (9888, 12943), (11094, 11536)]