105719880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{991}}^1$

素因数の和:1139

約数の個数: 128

約数和(自身を含む): 365690880

約数和(自身を除く): 259971000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 127, 140, 168, 210, 254, 280, 381, 420, 508, 635, 762, 840, 889, 991, 1016, 1270, 1524, 1778, 1905, 1982, 2540, 2667, 2973, 3048, 3556, 3810, 3964, 4445, 4955, 5080, 5334, 5946, 6937, 7112, 7620, 7928, 8890, 9910, 10668, 11892, 13335, 13874, 14865, 15240, 17780, 19820, 20811, 21336, 23784, 26670, 27748, 29730, 34685, 35560, 39640, 41622, 53340, 55496, 59460, 69370, 83244, 104055, 106680, 118920, 125857, 138740, 166488, 208110, 251714, 277480, 377571, 416220, 503428, 629285, 755142, 832440, 880999, 1006856, 1258570, 1510284, 1761998, 1887855, 2517140, 2642997, 3020568, 3523996, 3775710, 4404995, 5034280, 5285994, 7047992, 7551420, 8809990, 10571988, 13214985, 15102840, 17619980, 21143976, 26429970, 35239960, 52859940, 105719880]

約数ペア:

[(1, 105719880), (2, 52859940), (3, 35239960), (4, 26429970), (5, 21143976), (6, 17619980), (7, 15102840), (8, 13214985), (10, 10571988), (12, 8809990), (14, 7551420), (15, 7047992), (20, 5285994), (21, 5034280), (24, 4404995), (28, 3775710), (30, 3523996), (35, 3020568), (40, 2642997), (42, 2517140), (56, 1887855), (60, 1761998), (70, 1510284), (84, 1258570), (105, 1006856), (120, 880999), (127, 832440), (140, 755142), (168, 629285), (210, 503428), (254, 416220), (280, 377571), (381, 277480), (420, 251714), (508, 208110), (635, 166488), (762, 138740), (840, 125857), (889, 118920), (991, 106680), (1016, 104055), (1270, 83244), (1524, 69370), (1778, 59460), (1905, 55496), (1982, 53340), (2540, 41622), (2667, 39640), (2973, 35560), (3048, 34685), (3556, 29730), (3810, 27748), (3964, 26670), (4445, 23784), (4955, 21336), (5080, 20811), (5334, 19820), (5946, 17780), (6937, 15240), (7112, 14865), (7620, 13874), (7928, 13335), (8890, 11892), (9910, 10668)]