399812256

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{643}}^1$

素因数の和:803

約数の個数: 144

約数和(自身を含む): 1215212544

約数和(自身を除く): 815400288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 68, 72, 96, 102, 127, 136, 144, 153, 204, 254, 272, 288, 306, 381, 408, 508, 544, 612, 643, 762, 816, 1016, 1143, 1224, 1286, 1524, 1632, 1929, 2032, 2159, 2286, 2448, 2572, 3048, 3858, 4064, 4318, 4572, 4896, 5144, 5787, 6096, 6477, 7716, 8636, 9144, 10288, 10931, 11574, 12192, 12954, 15432, 17272, 18288, 19431, 20576, 21862, 23148, 25908, 30864, 32793, 34544, 36576, 38862, 43724, 46296, 51816, 61728, 65586, 69088, 77724, 81661, 87448, 92592, 98379, 103632, 131172, 155448, 163322, 174896, 185184, 196758, 207264, 244983, 262344, 310896, 326644, 349792, 393516, 489966, 524688, 621792, 653288, 734949, 787032, 979932, 1049376, 1306576, 1388237, 1469898, 1574064, 1959864, 2613152, 2776474, 2939796, 3148128, 3919728, 4164711, 5552948, 5879592, 7839456, 8329422, 11105896, 11759184, 12494133, 16658844, 22211792, 23518368, 24988266, 33317688, 44423584, 49976532, 66635376, 99953064, 133270752, 199906128, 399812256]

約数ペア:

[(1, 399812256), (2, 199906128), (3, 133270752), (4, 99953064), (6, 66635376), (8, 49976532), (9, 44423584), (12, 33317688), (16, 24988266), (17, 23518368), (18, 22211792), (24, 16658844), (32, 12494133), (34, 11759184), (36, 11105896), (48, 8329422), (51, 7839456), (68, 5879592), (72, 5552948), (96, 4164711), (102, 3919728), (127, 3148128), (136, 2939796), (144, 2776474), (153, 2613152), (204, 1959864), (254, 1574064), (272, 1469898), (288, 1388237), (306, 1306576), (381, 1049376), (408, 979932), (508, 787032), (544, 734949), (612, 653288), (643, 621792), (762, 524688), (816, 489966), (1016, 393516), (1143, 349792), (1224, 326644), (1286, 310896), (1524, 262344), (1632, 244983), (1929, 207264), (2032, 196758), (2159, 185184), (2286, 174896), (2448, 163322), (2572, 155448), (3048, 131172), (3858, 103632), (4064, 98379), (4318, 92592), (4572, 87448), (4896, 81661), (5144, 77724), (5787, 69088), (6096, 65586), (6477, 61728), (7716, 51816), (8636, 46296), (9144, 43724), (10288, 38862), (10931, 36576), (11574, 34544), (12192, 32793), (12954, 30864), (15432, 25908), (17272, 23148), (18288, 21862), (19431, 20576)]