81677904

素因数分解:

$2^4\times 3^1\times 7^3\times {\mathrm{11}}^2\times {\mathrm{41}}^1$

素因数の和:95

約数の個数: 240

約数和(自身を含む): 277065600

約数和(自身を除く): 195387696

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 41, 42, 44, 48, 49, 56, 66, 77, 82, 84, 88, 98, 112, 121, 123, 132, 147, 154, 164, 168, 176, 196, 231, 242, 246, 264, 287, 294, 308, 328, 336, 343, 363, 392, 451, 462, 484, 492, 528, 539, 574, 588, 616, 656, 686, 726, 784, 847, 861, 902, 924, 968, 984, 1029, 1078, 1148, 1176, 1232, 1353, 1372, 1452, 1617, 1694, 1722, 1804, 1848, 1936, 1968, 2009, 2058, 2156, 2296, 2352, 2541, 2706, 2744, 2904, 3157, 3234, 3388, 3444, 3608, 3696, 3773, 4018, 4116, 4312, 4592, 4961, 5082, 5412, 5488, 5808, 5929, 6027, 6314, 6468, 6776, 6888, 7216, 7546, 8036, 8232, 8624, 9471, 9922, 10164, 10824, 11319, 11858, 12054, 12628, 12936, 13552, 13776, 14063, 14883, 15092, 16072, 16464, 17787, 18942, 19844, 20328, 21648, 22099, 22638, 23716, 24108, 25256, 25872, 28126, 29766, 30184, 32144, 34727, 35574, 37884, 39688, 40656, 41503, 42189, 44198, 45276, 47432, 48216, 50512, 56252, 59532, 60368, 66297, 69454, 71148, 75768, 79376, 83006, 84378, 88396, 90552, 94864, 96432, 104181, 112504, 119064, 124509, 132594, 138908, 142296, 151536, 154693, 166012, 168756, 176792, 181104, 208362, 225008, 238128, 243089, 249018, 265188, 277816, 284592, 309386, 332024, 337512, 353584, 416724, 464079, 486178, 498036, 530376, 555632, 618772, 664048, 675024, 729267, 833448, 928158, 972356, 996072, 1060752, 1237544, 1458534, 1666896, 1701623, 1856316, 1944712, 1992144, 2475088, 2917068, 3403246, 3712632, 3889424, 5104869, 5834136, 6806492, 7425264, 10209738, 11668272, 13612984, 20419476, 27225968, 40838952, 81677904]

約数ペア:

[(1, 81677904), (2, 40838952), (3, 27225968), (4, 20419476), (6, 13612984), (7, 11668272), (8, 10209738), (11, 7425264), (12, 6806492), (14, 5834136), (16, 5104869), (21, 3889424), (22, 3712632), (24, 3403246), (28, 2917068), (33, 2475088), (41, 1992144), (42, 1944712), (44, 1856316), (48, 1701623), (49, 1666896), (56, 1458534), (66, 1237544), (77, 1060752), (82, 996072), (84, 972356), (88, 928158), (98, 833448), (112, 729267), (121, 675024), (123, 664048), (132, 618772), (147, 555632), (154, 530376), (164, 498036), (168, 486178), (176, 464079), (196, 416724), (231, 353584), (242, 337512), (246, 332024), (264, 309386), (287, 284592), (294, 277816), (308, 265188), (328, 249018), (336, 243089), (343, 238128), (363, 225008), (392, 208362), (451, 181104), (462, 176792), (484, 168756), (492, 166012), (528, 154693), (539, 151536), (574, 142296), (588, 138908), (616, 132594), (656, 124509), (686, 119064), (726, 112504), (784, 104181), (847, 96432), (861, 94864), (902, 90552), (924, 88396), (968, 84378), (984, 83006), (1029, 79376), (1078, 75768), (1148, 71148), (1176, 69454), (1232, 66297), (1353, 60368), (1372, 59532), (1452, 56252), (1617, 50512), (1694, 48216), (1722, 47432), (1804, 45276), (1848, 44198), (1936, 42189), (1968, 41503), (2009, 40656), (2058, 39688), (2156, 37884), (2296, 35574), (2352, 34727), (2541, 32144), (2706, 30184), (2744, 29766), (2904, 28126), (3157, 25872), (3234, 25256), (3388, 24108), (3444, 23716), (3608, 22638), (3696, 22099), (3773, 21648), (4018, 20328), (4116, 19844), (4312, 18942), (4592, 17787), (4961, 16464), (5082, 16072), (5412, 15092), (5488, 14883), (5808, 14063), (5929, 13776), (6027, 13552), (6314, 12936), (6468, 12628), (6776, 12054), (6888, 11858), (7216, 11319), (7546, 10824), (8036, 10164), (8232, 9922), (8624, 9471)]