81695040

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{12157}}^1$

素因数の和:12184

約数の個数: 112

約数和(自身を含む): 296460672

約数和(自身を除く): 214765632

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 12157, 24314, 36471, 48628, 60785, 72942, 85099, 97256, 121570, 145884, 170198, 182355, 194512, 243140, 255297, 291768, 340396, 364710, 389024, 425495, 486280, 510594, 583536, 680792, 729420, 778048, 850990, 972560, 1021188, 1167072, 1276485, 1361584, 1458840, 1701980, 1945120, 2042376, 2334144, 2552970, 2723168, 2917680, 3403960, 3890240, 4084752, 5105940, 5446336, 5835360, 6807920, 8169504, 10211880, 11670720, 13615840, 16339008, 20423760, 27231680, 40847520, 81695040]

約数ペア:

[(1, 81695040), (2, 40847520), (3, 27231680), (4, 20423760), (5, 16339008), (6, 13615840), (7, 11670720), (8, 10211880), (10, 8169504), (12, 6807920), (14, 5835360), (15, 5446336), (16, 5105940), (20, 4084752), (21, 3890240), (24, 3403960), (28, 2917680), (30, 2723168), (32, 2552970), (35, 2334144), (40, 2042376), (42, 1945120), (48, 1701980), (56, 1458840), (60, 1361584), (64, 1276485), (70, 1167072), (80, 1021188), (84, 972560), (96, 850990), (105, 778048), (112, 729420), (120, 680792), (140, 583536), (160, 510594), (168, 486280), (192, 425495), (210, 389024), (224, 364710), (240, 340396), (280, 291768), (320, 255297), (336, 243140), (420, 194512), (448, 182355), (480, 170198), (560, 145884), (672, 121570), (840, 97256), (960, 85099), (1120, 72942), (1344, 60785), (1680, 48628), (2240, 36471), (3360, 24314), (6720, 12157)]