128654568

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1$

素因数の和:389

約数の個数: 160

約数和(自身を含む): 417130560

約数和(自身を除く): 288475992

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 113, 126, 162, 168, 189, 216, 226, 251, 252, 324, 339, 378, 452, 502, 504, 567, 648, 678, 753, 756, 791, 904, 1004, 1017, 1134, 1356, 1506, 1512, 1582, 1757, 2008, 2034, 2259, 2268, 2373, 2712, 3012, 3051, 3164, 3514, 4068, 4518, 4536, 4746, 5271, 6024, 6102, 6328, 6777, 7028, 7119, 8136, 9036, 9153, 9492, 10542, 12204, 13554, 14056, 14238, 15813, 18072, 18306, 18984, 20331, 21084, 21357, 24408, 27108, 28363, 28476, 31626, 36612, 40662, 42168, 42714, 47439, 54216, 56726, 56952, 63252, 64071, 73224, 81324, 85089, 85428, 94878, 113452, 126504, 128142, 142317, 162648, 170178, 170856, 189756, 198541, 226904, 255267, 256284, 284634, 340356, 379512, 397082, 510534, 512568, 569268, 595623, 680712, 765801, 794164, 1021068, 1138536, 1191246, 1531602, 1588328, 1786869, 2042136, 2297403, 2382492, 3063204, 3573738, 4594806, 4764984, 5360607, 6126408, 7147476, 9189612, 10721214, 14294952, 16081821, 18379224, 21442428, 32163642, 42884856, 64327284, 128654568]

約数ペア:

[(1, 128654568), (2, 64327284), (3, 42884856), (4, 32163642), (6, 21442428), (7, 18379224), (8, 16081821), (9, 14294952), (12, 10721214), (14, 9189612), (18, 7147476), (21, 6126408), (24, 5360607), (27, 4764984), (28, 4594806), (36, 3573738), (42, 3063204), (54, 2382492), (56, 2297403), (63, 2042136), (72, 1786869), (81, 1588328), (84, 1531602), (108, 1191246), (113, 1138536), (126, 1021068), (162, 794164), (168, 765801), (189, 680712), (216, 595623), (226, 569268), (251, 512568), (252, 510534), (324, 397082), (339, 379512), (378, 340356), (452, 284634), (502, 256284), (504, 255267), (567, 226904), (648, 198541), (678, 189756), (753, 170856), (756, 170178), (791, 162648), (904, 142317), (1004, 128142), (1017, 126504), (1134, 113452), (1356, 94878), (1506, 85428), (1512, 85089), (1582, 81324), (1757, 73224), (2008, 64071), (2034, 63252), (2259, 56952), (2268, 56726), (2373, 54216), (2712, 47439), (3012, 42714), (3051, 42168), (3164, 40662), (3514, 36612), (4068, 31626), (4518, 28476), (4536, 28363), (4746, 27108), (5271, 24408), (6024, 21357), (6102, 21084), (6328, 20331), (6777, 18984), (7028, 18306), (7119, 18072), (8136, 15813), (9036, 14238), (9153, 14056), (9492, 13554), (10542, 12204)]