128255904

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{563}}^1$

素因数の和:699

約数の個数: 144

約数和(自身を含む): 421267392

約数和(自身を除く): 293011488

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 113, 126, 144, 168, 224, 226, 252, 288, 336, 339, 452, 504, 563, 672, 678, 791, 904, 1008, 1017, 1126, 1356, 1582, 1689, 1808, 2016, 2034, 2252, 2373, 2712, 3164, 3378, 3616, 3941, 4068, 4504, 4746, 5067, 5424, 6328, 6756, 7119, 7882, 8136, 9008, 9492, 10134, 10848, 11823, 12656, 13512, 14238, 15764, 16272, 18016, 18984, 20268, 23646, 25312, 27024, 28476, 31528, 32544, 35469, 37968, 40536, 47292, 54048, 56952, 63056, 63619, 70938, 75936, 81072, 94584, 113904, 126112, 127238, 141876, 162144, 189168, 190857, 227808, 254476, 283752, 378336, 381714, 445333, 508952, 567504, 572571, 763428, 890666, 1017904, 1135008, 1145142, 1335999, 1526856, 1781332, 2035808, 2290284, 2671998, 3053712, 3562664, 4007997, 4580568, 5343996, 6107424, 7125328, 8015994, 9161136, 10687992, 14250656, 16031988, 18322272, 21375984, 32063976, 42751968, 64127952, 128255904]

約数ペア:

[(1, 128255904), (2, 64127952), (3, 42751968), (4, 32063976), (6, 21375984), (7, 18322272), (8, 16031988), (9, 14250656), (12, 10687992), (14, 9161136), (16, 8015994), (18, 7125328), (21, 6107424), (24, 5343996), (28, 4580568), (32, 4007997), (36, 3562664), (42, 3053712), (48, 2671998), (56, 2290284), (63, 2035808), (72, 1781332), (84, 1526856), (96, 1335999), (112, 1145142), (113, 1135008), (126, 1017904), (144, 890666), (168, 763428), (224, 572571), (226, 567504), (252, 508952), (288, 445333), (336, 381714), (339, 378336), (452, 283752), (504, 254476), (563, 227808), (672, 190857), (678, 189168), (791, 162144), (904, 141876), (1008, 127238), (1017, 126112), (1126, 113904), (1356, 94584), (1582, 81072), (1689, 75936), (1808, 70938), (2016, 63619), (2034, 63056), (2252, 56952), (2373, 54048), (2712, 47292), (3164, 40536), (3378, 37968), (3616, 35469), (3941, 32544), (4068, 31528), (4504, 28476), (4746, 27024), (5067, 25312), (5424, 23646), (6328, 20268), (6756, 18984), (7119, 18016), (7882, 16272), (8136, 15764), (9008, 14238), (9492, 13512), (10134, 12656), (10848, 11823)]