8244180

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{727}}^1$

素因数の和:755

約数の個数: 120

約数和(自身を含む): 29597568

約数和(自身を除く): 21353388

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 727, 756, 810, 945, 1134, 1260, 1454, 1620, 1890, 2181, 2268, 2835, 2908, 3635, 3780, 4362, 5089, 5670, 6543, 7270, 8724, 10178, 10905, 11340, 13086, 14540, 15267, 19629, 20356, 21810, 25445, 26172, 30534, 32715, 39258, 43620, 45801, 50890, 58887, 61068, 65430, 76335, 78516, 91602, 98145, 101780, 117774, 130860, 137403, 152670, 183204, 196290, 229005, 235548, 274806, 294435, 305340, 392580, 412209, 458010, 549612, 588870, 687015, 824418, 916020, 1177740, 1374030, 1648836, 2061045, 2748060, 4122090, 8244180]

約数ペア:

[(1, 8244180), (2, 4122090), (3, 2748060), (4, 2061045), (5, 1648836), (6, 1374030), (7, 1177740), (9, 916020), (10, 824418), (12, 687015), (14, 588870), (15, 549612), (18, 458010), (20, 412209), (21, 392580), (27, 305340), (28, 294435), (30, 274806), (35, 235548), (36, 229005), (42, 196290), (45, 183204), (54, 152670), (60, 137403), (63, 130860), (70, 117774), (81, 101780), (84, 98145), (90, 91602), (105, 78516), (108, 76335), (126, 65430), (135, 61068), (140, 58887), (162, 50890), (180, 45801), (189, 43620), (210, 39258), (252, 32715), (270, 30534), (315, 26172), (324, 25445), (378, 21810), (405, 20356), (420, 19629), (540, 15267), (567, 14540), (630, 13086), (727, 11340), (756, 10905), (810, 10178), (945, 8724), (1134, 7270), (1260, 6543), (1454, 5670), (1620, 5089), (1890, 4362), (2181, 3780), (2268, 3635), (2835, 2908)]