220731264

素因数分解:

$2^7\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^3$

素因数の和:87

約数の個数: 256

約数和(自身を含む): 745416000

約数和(自身を除く): 524684736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 27, 32, 34, 36, 39, 48, 51, 52, 54, 64, 68, 72, 78, 96, 102, 104, 108, 117, 128, 136, 144, 153, 156, 192, 204, 208, 216, 221, 234, 272, 288, 289, 306, 312, 351, 384, 408, 416, 432, 442, 459, 468, 544, 576, 578, 612, 624, 663, 702, 816, 832, 864, 867, 884, 918, 936, 1088, 1152, 1156, 1224, 1248, 1326, 1404, 1632, 1664, 1728, 1734, 1768, 1836, 1872, 1989, 2176, 2312, 2448, 2496, 2601, 2652, 2808, 3264, 3456, 3468, 3536, 3672, 3744, 3757, 3978, 4624, 4896, 4913, 4992, 5202, 5304, 5616, 5967, 6528, 6936, 7072, 7344, 7488, 7514, 7803, 7956, 9248, 9792, 9826, 10404, 10608, 11232, 11271, 11934, 13872, 14144, 14688, 14739, 14976, 15028, 15606, 15912, 18496, 19584, 19652, 20808, 21216, 22464, 22542, 23868, 27744, 28288, 29376, 29478, 30056, 31212, 31824, 33813, 36992, 39304, 41616, 42432, 44217, 44928, 45084, 47736, 55488, 58752, 58956, 60112, 62424, 63648, 63869, 67626, 78608, 83232, 84864, 88434, 90168, 95472, 101439, 110976, 117912, 120224, 124848, 127296, 127738, 132651, 135252, 157216, 166464, 176868, 180336, 190944, 191607, 202878, 235824, 240448, 249696, 254592, 255476, 265302, 270504, 314432, 332928, 353736, 360672, 381888, 383214, 405756, 471648, 480896, 499392, 510952, 530604, 541008, 574821, 628864, 707472, 721344, 763776, 766428, 811512, 943296, 998784, 1021904, 1061208, 1082016, 1149642, 1414944, 1442688, 1532856, 1623024, 1724463, 1886592, 2043808, 2122416, 2164032, 2299284, 2829888, 3065712, 3246048, 3448926, 4087616, 4244832, 4328064, 4598568, 5659776, 6131424, 6492096, 6897852, 8175232, 8489664, 9197136, 12262848, 12984192, 13795704, 16979328, 18394272, 24525696, 27591408, 36788544, 55182816, 73577088, 110365632, 220731264]

約数ペア:

[(1, 220731264), (2, 110365632), (3, 73577088), (4, 55182816), (6, 36788544), (8, 27591408), (9, 24525696), (12, 18394272), (13, 16979328), (16, 13795704), (17, 12984192), (18, 12262848), (24, 9197136), (26, 8489664), (27, 8175232), (32, 6897852), (34, 6492096), (36, 6131424), (39, 5659776), (48, 4598568), (51, 4328064), (52, 4244832), (54, 4087616), (64, 3448926), (68, 3246048), (72, 3065712), (78, 2829888), (96, 2299284), (102, 2164032), (104, 2122416), (108, 2043808), (117, 1886592), (128, 1724463), (136, 1623024), (144, 1532856), (153, 1442688), (156, 1414944), (192, 1149642), (204, 1082016), (208, 1061208), (216, 1021904), (221, 998784), (234, 943296), (272, 811512), (288, 766428), (289, 763776), (306, 721344), (312, 707472), (351, 628864), (384, 574821), (408, 541008), (416, 530604), (432, 510952), (442, 499392), (459, 480896), (468, 471648), (544, 405756), (576, 383214), (578, 381888), (612, 360672), (624, 353736), (663, 332928), (702, 314432), (816, 270504), (832, 265302), (864, 255476), (867, 254592), (884, 249696), (918, 240448), (936, 235824), (1088, 202878), (1152, 191607), (1156, 190944), (1224, 180336), (1248, 176868), (1326, 166464), (1404, 157216), (1632, 135252), (1664, 132651), (1728, 127738), (1734, 127296), (1768, 124848), (1836, 120224), (1872, 117912), (1989, 110976), (2176, 101439), (2312, 95472), (2448, 90168), (2496, 88434), (2601, 84864), (2652, 83232), (2808, 78608), (3264, 67626), (3456, 63869), (3468, 63648), (3536, 62424), (3672, 60112), (3744, 58956), (3757, 58752), (3978, 55488), (4624, 47736), (4896, 45084), (4913, 44928), (4992, 44217), (5202, 42432), (5304, 41616), (5616, 39304), (5967, 36992), (6528, 33813), (6936, 31824), (7072, 31212), (7344, 30056), (7488, 29478), (7514, 29376), (7803, 28288), (7956, 27744), (9248, 23868), (9792, 22542), (9826, 22464), (10404, 21216), (10608, 20808), (11232, 19652), (11271, 19584), (11934, 18496), (13872, 15912), (14144, 15606), (14688, 15028), (14739, 14976)]