680309136

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:694

約数の個数: 240

約数和(自身を含む): 2231523840

約数和(自身を除く): 1551214704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 31, 36, 38, 39, 48, 52, 57, 62, 72, 76, 78, 93, 104, 114, 117, 124, 144, 152, 156, 171, 186, 208, 228, 234, 247, 248, 279, 304, 312, 342, 372, 403, 456, 468, 494, 496, 558, 589, 617, 624, 684, 741, 744, 806, 912, 936, 988, 1116, 1178, 1209, 1234, 1368, 1482, 1488, 1612, 1767, 1851, 1872, 1976, 2223, 2232, 2356, 2418, 2468, 2736, 2964, 3224, 3534, 3627, 3702, 3952, 4446, 4464, 4712, 4836, 4936, 5301, 5553, 5928, 6448, 7068, 7254, 7404, 7657, 8021, 8892, 9424, 9672, 9872, 10602, 11106, 11723, 11856, 14136, 14508, 14808, 15314, 16042, 17784, 19127, 19344, 21204, 22212, 22971, 23446, 24063, 28272, 29016, 29616, 30628, 32084, 35169, 35568, 38254, 42408, 44424, 45942, 46892, 48126, 57381, 58032, 61256, 64168, 68913, 70338, 72189, 76508, 84816, 88848, 91884, 93784, 96252, 105507, 114762, 122512, 128336, 137826, 140676, 144378, 152399, 153016, 172143, 183768, 187568, 192504, 211014, 229524, 248651, 275652, 281352, 288756, 304798, 306032, 344286, 363413, 367536, 385008, 422028, 457197, 459048, 497302, 551304, 562704, 577512, 609596, 688572, 726826, 745953, 844056, 914394, 918096, 994604, 1090239, 1102608, 1155024, 1219192, 1371591, 1377144, 1453652, 1491906, 1688112, 1828788, 1989208, 2180478, 2237859, 2438384, 2743182, 2754288, 2907304, 2983812, 3270717, 3657576, 3978416, 4360956, 4475718, 4724369, 5486364, 5814608, 5967624, 6541434, 7315152, 8721912, 8951436, 9448738, 10972728, 11935248, 13082868, 14173107, 17443824, 17902872, 18897476, 21945456, 26165736, 28346214, 35805744, 37794952, 42519321, 52331472, 56692428, 75589904, 85038642, 113384856, 170077284, 226769712, 340154568, 680309136]

約数ペア:

[(1, 680309136), (2, 340154568), (3, 226769712), (4, 170077284), (6, 113384856), (8, 85038642), (9, 75589904), (12, 56692428), (13, 52331472), (16, 42519321), (18, 37794952), (19, 35805744), (24, 28346214), (26, 26165736), (31, 21945456), (36, 18897476), (38, 17902872), (39, 17443824), (48, 14173107), (52, 13082868), (57, 11935248), (62, 10972728), (72, 9448738), (76, 8951436), (78, 8721912), (93, 7315152), (104, 6541434), (114, 5967624), (117, 5814608), (124, 5486364), (144, 4724369), (152, 4475718), (156, 4360956), (171, 3978416), (186, 3657576), (208, 3270717), (228, 2983812), (234, 2907304), (247, 2754288), (248, 2743182), (279, 2438384), (304, 2237859), (312, 2180478), (342, 1989208), (372, 1828788), (403, 1688112), (456, 1491906), (468, 1453652), (494, 1377144), (496, 1371591), (558, 1219192), (589, 1155024), (617, 1102608), (624, 1090239), (684, 994604), (741, 918096), (744, 914394), (806, 844056), (912, 745953), (936, 726826), (988, 688572), (1116, 609596), (1178, 577512), (1209, 562704), (1234, 551304), (1368, 497302), (1482, 459048), (1488, 457197), (1612, 422028), (1767, 385008), (1851, 367536), (1872, 363413), (1976, 344286), (2223, 306032), (2232, 304798), (2356, 288756), (2418, 281352), (2468, 275652), (2736, 248651), (2964, 229524), (3224, 211014), (3534, 192504), (3627, 187568), (3702, 183768), (3952, 172143), (4446, 153016), (4464, 152399), (4712, 144378), (4836, 140676), (4936, 137826), (5301, 128336), (5553, 122512), (5928, 114762), (6448, 105507), (7068, 96252), (7254, 93784), (7404, 91884), (7657, 88848), (8021, 84816), (8892, 76508), (9424, 72189), (9672, 70338), (9872, 68913), (10602, 64168), (11106, 61256), (11723, 58032), (11856, 57381), (14136, 48126), (14508, 46892), (14808, 45942), (15314, 44424), (16042, 42408), (17784, 38254), (19127, 35568), (19344, 35169), (21204, 32084), (22212, 30628), (22971, 29616), (23446, 29016), (24063, 28272)]