1981660464

素因数分解:

$2^4\times 3^4\times 7^1\times {\mathrm{218437}}^1$

素因数の和:218464

約数の個数: 100

約数和(自身を含む): 6554887504

約数和(自身を除く): 4573227040

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 81, 84, 108, 112, 126, 144, 162, 168, 189, 216, 252, 324, 336, 378, 432, 504, 567, 648, 756, 1008, 1134, 1296, 1512, 2268, 3024, 4536, 9072, 218437, 436874, 655311, 873748, 1310622, 1529059, 1747496, 1965933, 2621244, 3058118, 3494992, 3931866, 4587177, 5242488, 5897799, 6116236, 7863732, 9174354, 10484976, 11795598, 12232472, 13761531, 15727464, 17693397, 18348708, 23591196, 24464944, 27523062, 31454928, 35386794, 36697416, 41284593, 47182392, 55046124, 70773588, 73394832, 82569186, 94364784, 110092248, 123853779, 141547176, 165138372, 220184496, 247707558, 283094352, 330276744, 495415116, 660553488, 990830232, 1981660464]

約数ペア:

[(1, 1981660464), (2, 990830232), (3, 660553488), (4, 495415116), (6, 330276744), (7, 283094352), (8, 247707558), (9, 220184496), (12, 165138372), (14, 141547176), (16, 123853779), (18, 110092248), (21, 94364784), (24, 82569186), (27, 73394832), (28, 70773588), (36, 55046124), (42, 47182392), (48, 41284593), (54, 36697416), (56, 35386794), (63, 31454928), (72, 27523062), (81, 24464944), (84, 23591196), (108, 18348708), (112, 17693397), (126, 15727464), (144, 13761531), (162, 12232472), (168, 11795598), (189, 10484976), (216, 9174354), (252, 7863732), (324, 6116236), (336, 5897799), (378, 5242488), (432, 4587177), (504, 3931866), (567, 3494992), (648, 3058118), (756, 2621244), (1008, 1965933), (1134, 1747496), (1296, 1529059), (1512, 1310622), (2268, 873748), (3024, 655311), (4536, 436874), (9072, 218437)]