1668939984

素因数分解:

$2^4\times 3^3\times {\mathrm{23}}^2\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:239

約数の個数: 240

約数和(自身を含む): 5129185600

約数和(自身を除く): 3460245616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 36, 46, 48, 54, 67, 69, 72, 92, 108, 109, 134, 138, 144, 184, 201, 207, 216, 218, 268, 276, 327, 368, 402, 414, 432, 436, 529, 536, 552, 603, 621, 654, 804, 828, 872, 981, 1058, 1072, 1104, 1206, 1242, 1308, 1541, 1587, 1608, 1656, 1744, 1809, 1962, 2116, 2412, 2484, 2507, 2616, 2943, 3082, 3174, 3216, 3312, 3618, 3924, 4232, 4623, 4761, 4824, 4968, 5014, 5232, 5886, 6164, 6348, 7236, 7303, 7521, 7848, 8464, 9246, 9522, 9648, 9936, 10028, 11772, 12328, 12696, 13869, 14283, 14472, 14606, 15042, 15696, 18492, 19044, 20056, 21909, 22563, 23544, 24656, 25392, 27738, 28566, 28944, 29212, 30084, 35443, 36984, 38088, 40112, 41607, 43818, 45126, 47088, 55476, 57132, 57661, 58424, 60168, 65727, 67689, 70886, 73968, 76176, 83214, 87636, 90252, 106329, 110952, 114264, 115322, 116848, 120336, 131454, 135378, 141772, 166428, 167969, 172983, 175272, 180504, 197181, 212658, 221904, 228528, 230644, 262908, 270756, 283544, 318987, 332856, 335938, 345966, 350544, 361008, 394362, 425316, 461288, 503907, 518949, 525816, 541512, 567088, 637974, 665712, 671876, 691932, 788724, 850632, 922576, 956961, 1007814, 1037898, 1051632, 1083024, 1275948, 1343752, 1383864, 1511721, 1556847, 1577448, 1701264, 1913922, 2015628, 2075796, 2551896, 2687504, 2767728, 3023442, 3113694, 3154896, 3827844, 3863287, 4031256, 4151592, 4535163, 5103792, 6046884, 6227388, 7655688, 7726574, 8062512, 8303184, 9070326, 11589861, 12093768, 12454776, 15311376, 15453148, 18140652, 23179722, 24187536, 24909552, 30906296, 34769583, 36281304, 46359444, 61812592, 69539166, 72562608, 92718888, 104308749, 139078332, 185437776, 208617498, 278156664, 417234996, 556313328, 834469992, 1668939984]

約数ペア:

[(1, 1668939984), (2, 834469992), (3, 556313328), (4, 417234996), (6, 278156664), (8, 208617498), (9, 185437776), (12, 139078332), (16, 104308749), (18, 92718888), (23, 72562608), (24, 69539166), (27, 61812592), (36, 46359444), (46, 36281304), (48, 34769583), (54, 30906296), (67, 24909552), (69, 24187536), (72, 23179722), (92, 18140652), (108, 15453148), (109, 15311376), (134, 12454776), (138, 12093768), (144, 11589861), (184, 9070326), (201, 8303184), (207, 8062512), (216, 7726574), (218, 7655688), (268, 6227388), (276, 6046884), (327, 5103792), (368, 4535163), (402, 4151592), (414, 4031256), (432, 3863287), (436, 3827844), (529, 3154896), (536, 3113694), (552, 3023442), (603, 2767728), (621, 2687504), (654, 2551896), (804, 2075796), (828, 2015628), (872, 1913922), (981, 1701264), (1058, 1577448), (1072, 1556847), (1104, 1511721), (1206, 1383864), (1242, 1343752), (1308, 1275948), (1541, 1083024), (1587, 1051632), (1608, 1037898), (1656, 1007814), (1744, 956961), (1809, 922576), (1962, 850632), (2116, 788724), (2412, 691932), (2484, 671876), (2507, 665712), (2616, 637974), (2943, 567088), (3082, 541512), (3174, 525816), (3216, 518949), (3312, 503907), (3618, 461288), (3924, 425316), (4232, 394362), (4623, 361008), (4761, 350544), (4824, 345966), (4968, 335938), (5014, 332856), (5232, 318987), (5886, 283544), (6164, 270756), (6348, 262908), (7236, 230644), (7303, 228528), (7521, 221904), (7848, 212658), (8464, 197181), (9246, 180504), (9522, 175272), (9648, 172983), (9936, 167969), (10028, 166428), (11772, 141772), (12328, 135378), (12696, 131454), (13869, 120336), (14283, 116848), (14472, 115322), (14606, 114264), (15042, 110952), (15696, 106329), (18492, 90252), (19044, 87636), (20056, 83214), (21909, 76176), (22563, 73968), (23544, 70886), (24656, 67689), (25392, 65727), (27738, 60168), (28566, 58424), (28944, 57661), (29212, 57132), (30084, 55476), (35443, 47088), (36984, 45126), (38088, 43818), (40112, 41607)]