12685680

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{839}}^1$

素因数の和:868

約数の個数: 160

約数和(自身を含む): 49996800

約数和(自身を除く): 37311120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 839, 840, 945, 1008, 1080, 1260, 1512, 1678, 1680, 1890, 2160, 2517, 2520, 3024, 3356, 3780, 4195, 5034, 5040, 5873, 6712, 7551, 7560, 8390, 10068, 11746, 12585, 13424, 15102, 15120, 16780, 17619, 20136, 22653, 23492, 25170, 29365, 30204, 33560, 35238, 37755, 40272, 45306, 46984, 50340, 52857, 58730, 60408, 67120, 70476, 75510, 88095, 90612, 93968, 100680, 105714, 113265, 117460, 120816, 140952, 151020, 158571, 176190, 181224, 201360, 211428, 226530, 234920, 264285, 281904, 302040, 317142, 352380, 362448, 422856, 453060, 469840, 528570, 604080, 634284, 704760, 792855, 845712, 906120, 1057140, 1268568, 1409520, 1585710, 1812240, 2114280, 2537136, 3171420, 4228560, 6342840, 12685680]

約数ペア:

[(1, 12685680), (2, 6342840), (3, 4228560), (4, 3171420), (5, 2537136), (6, 2114280), (7, 1812240), (8, 1585710), (9, 1409520), (10, 1268568), (12, 1057140), (14, 906120), (15, 845712), (16, 792855), (18, 704760), (20, 634284), (21, 604080), (24, 528570), (27, 469840), (28, 453060), (30, 422856), (35, 362448), (36, 352380), (40, 317142), (42, 302040), (45, 281904), (48, 264285), (54, 234920), (56, 226530), (60, 211428), (63, 201360), (70, 181224), (72, 176190), (80, 158571), (84, 151020), (90, 140952), (105, 120816), (108, 117460), (112, 113265), (120, 105714), (126, 100680), (135, 93968), (140, 90612), (144, 88095), (168, 75510), (180, 70476), (189, 67120), (210, 60408), (216, 58730), (240, 52857), (252, 50340), (270, 46984), (280, 45306), (315, 40272), (336, 37755), (360, 35238), (378, 33560), (420, 30204), (432, 29365), (504, 25170), (540, 23492), (560, 22653), (630, 20136), (720, 17619), (756, 16780), (839, 15120), (840, 15102), (945, 13424), (1008, 12585), (1080, 11746), (1260, 10068), (1512, 8390), (1678, 7560), (1680, 7551), (1890, 6712), (2160, 5873), (2517, 5040), (2520, 5034), (3024, 4195), (3356, 3780)]