678794256

素因数分解:

$2^4\times 3^5\times 7^3\times {\mathrm{509}}^1$

素因数の和:553

約数の個数: 240

約数和(自身を含む): 2301936000

約数和(自身を除く): 1623141744

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 81, 84, 98, 108, 112, 126, 144, 147, 162, 168, 189, 196, 216, 243, 252, 294, 324, 336, 343, 378, 392, 432, 441, 486, 504, 509, 567, 588, 648, 686, 756, 784, 882, 972, 1008, 1018, 1029, 1134, 1176, 1296, 1323, 1372, 1512, 1527, 1701, 1764, 1944, 2036, 2058, 2268, 2352, 2646, 2744, 3024, 3054, 3087, 3402, 3528, 3563, 3888, 3969, 4072, 4116, 4536, 4581, 5292, 5488, 6108, 6174, 6804, 7056, 7126, 7938, 8144, 8232, 9072, 9162, 9261, 10584, 10689, 11907, 12216, 12348, 13608, 13743, 14252, 15876, 16464, 18324, 18522, 21168, 21378, 23814, 24432, 24696, 24941, 27216, 27486, 27783, 28504, 31752, 32067, 36648, 37044, 41229, 42756, 47628, 49392, 49882, 54972, 55566, 57008, 63504, 64134, 73296, 74088, 74823, 82458, 83349, 85512, 95256, 96201, 99764, 109944, 111132, 123687, 128268, 148176, 149646, 164916, 166698, 171024, 174587, 190512, 192402, 199528, 219888, 222264, 224469, 247374, 256536, 288603, 299292, 329832, 333396, 349174, 384804, 399056, 444528, 448938, 494748, 513072, 523761, 577206, 598584, 659664, 666792, 673407, 698348, 769608, 865809, 897876, 989496, 1047522, 1154412, 1197168, 1333584, 1346814, 1396696, 1539216, 1571283, 1731618, 1795752, 1978992, 2020221, 2095044, 2308824, 2693628, 2793392, 3142566, 3463236, 3591504, 4040442, 4190088, 4617648, 4713849, 5387256, 6060663, 6285132, 6926472, 8080884, 8380176, 9427698, 10774512, 12121326, 12570264, 13852944, 14141547, 16161768, 18855396, 24242652, 25140528, 28283094, 32323536, 37710792, 42424641, 48485304, 56566188, 75421584, 84849282, 96970608, 113132376, 169698564, 226264752, 339397128, 678794256]

約数ペア:

[(1, 678794256), (2, 339397128), (3, 226264752), (4, 169698564), (6, 113132376), (7, 96970608), (8, 84849282), (9, 75421584), (12, 56566188), (14, 48485304), (16, 42424641), (18, 37710792), (21, 32323536), (24, 28283094), (27, 25140528), (28, 24242652), (36, 18855396), (42, 16161768), (48, 14141547), (49, 13852944), (54, 12570264), (56, 12121326), (63, 10774512), (72, 9427698), (81, 8380176), (84, 8080884), (98, 6926472), (108, 6285132), (112, 6060663), (126, 5387256), (144, 4713849), (147, 4617648), (162, 4190088), (168, 4040442), (189, 3591504), (196, 3463236), (216, 3142566), (243, 2793392), (252, 2693628), (294, 2308824), (324, 2095044), (336, 2020221), (343, 1978992), (378, 1795752), (392, 1731618), (432, 1571283), (441, 1539216), (486, 1396696), (504, 1346814), (509, 1333584), (567, 1197168), (588, 1154412), (648, 1047522), (686, 989496), (756, 897876), (784, 865809), (882, 769608), (972, 698348), (1008, 673407), (1018, 666792), (1029, 659664), (1134, 598584), (1176, 577206), (1296, 523761), (1323, 513072), (1372, 494748), (1512, 448938), (1527, 444528), (1701, 399056), (1764, 384804), (1944, 349174), (2036, 333396), (2058, 329832), (2268, 299292), (2352, 288603), (2646, 256536), (2744, 247374), (3024, 224469), (3054, 222264), (3087, 219888), (3402, 199528), (3528, 192402), (3563, 190512), (3888, 174587), (3969, 171024), (4072, 166698), (4116, 164916), (4536, 149646), (4581, 148176), (5292, 128268), (5488, 123687), (6108, 111132), (6174, 109944), (6804, 99764), (7056, 96201), (7126, 95256), (7938, 85512), (8144, 83349), (8232, 82458), (9072, 74823), (9162, 74088), (9261, 73296), (10584, 64134), (10689, 63504), (11907, 57008), (12216, 55566), (12348, 54972), (13608, 49882), (13743, 49392), (14252, 47628), (15876, 42756), (16464, 41229), (18324, 37044), (18522, 36648), (21168, 32067), (21378, 31752), (23814, 28504), (24432, 27783), (24696, 27486), (24941, 27216)]