640906207488

素因数分解:

$2^8\times 3^3\times {\mathrm{83}}^1\times {\mathrm{1117153}}^1$

素因数の和:1117261

約数の個数: 144

約数和(自身を含む): 1918108731840

約数和(自身を除く): 1277202524352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 83, 96, 108, 128, 144, 166, 192, 216, 249, 256, 288, 332, 384, 432, 498, 576, 664, 747, 768, 864, 996, 1152, 1328, 1494, 1728, 1992, 2241, 2304, 2656, 2988, 3456, 3984, 4482, 5312, 5976, 6912, 7968, 8964, 10624, 11952, 15936, 17928, 21248, 23904, 31872, 35856, 47808, 63744, 71712, 95616, 143424, 191232, 286848, 573696, 1117153, 2234306, 3351459, 4468612, 6702918, 8937224, 10054377, 13405836, 17874448, 20108754, 26811672, 30163131, 35748896, 40217508, 53623344, 60326262, 71497792, 80435016, 92723699, 107246688, 120652524, 142995584, 160870032, 185447398, 214493376, 241305048, 278171097, 285991168, 321740064, 370894796, 428986752, 482610096, 556342194, 643480128, 741789592, 834513291, 857973504, 965220192, 1112684388, 1286960256, 1483579184, 1669026582, 1930440384, 2225368776, 2503539873, 2573920512, 2967158368, 3338053164, 3860880768, 4450737552, 5007079746, 5934316736, 6676106328, 7721761536, 8901475104, 10014159492, 11868633472, 13352212656, 17802950208, 20028318984, 23737266944, 26704425312, 35605900416, 40056637968, 53408850624, 71211800832, 80113275936, 106817701248, 160226551872, 213635402496, 320453103744, 640906207488]

約数ペア:

[(1, 640906207488), (2, 320453103744), (3, 213635402496), (4, 160226551872), (6, 106817701248), (8, 80113275936), (9, 71211800832), (12, 53408850624), (16, 40056637968), (18, 35605900416), (24, 26704425312), (27, 23737266944), (32, 20028318984), (36, 17802950208), (48, 13352212656), (54, 11868633472), (64, 10014159492), (72, 8901475104), (83, 7721761536), (96, 6676106328), (108, 5934316736), (128, 5007079746), (144, 4450737552), (166, 3860880768), (192, 3338053164), (216, 2967158368), (249, 2573920512), (256, 2503539873), (288, 2225368776), (332, 1930440384), (384, 1669026582), (432, 1483579184), (498, 1286960256), (576, 1112684388), (664, 965220192), (747, 857973504), (768, 834513291), (864, 741789592), (996, 643480128), (1152, 556342194), (1328, 482610096), (1494, 428986752), (1728, 370894796), (1992, 321740064), (2241, 285991168), (2304, 278171097), (2656, 241305048), (2988, 214493376), (3456, 185447398), (3984, 160870032), (4482, 142995584), (5312, 120652524), (5976, 107246688), (6912, 92723699), (7968, 80435016), (8964, 71497792), (10624, 60326262), (11952, 53623344), (15936, 40217508), (17928, 35748896), (21248, 30163131), (23904, 26811672), (31872, 20108754), (35856, 17874448), (47808, 13405836), (63744, 10054377), (71712, 8937224), (95616, 6702918), (143424, 4468612), (191232, 3351459), (286848, 2234306), (573696, 1117153)]