28230090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{751}}^1$

素因数の和:947

約数の個数: 64

約数和(自身を含む): 77967360

約数和(自身を除く): 49737270

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 179, 210, 358, 537, 751, 895, 1074, 1253, 1502, 1790, 2253, 2506, 2685, 3755, 3759, 4506, 5257, 5370, 6265, 7510, 7518, 10514, 11265, 12530, 15771, 18795, 22530, 26285, 31542, 37590, 52570, 78855, 134429, 157710, 268858, 403287, 672145, 806574, 941003, 1344290, 1882006, 2016435, 2823009, 4032870, 4705015, 5646018, 9410030, 14115045, 28230090]

約数ペア:

[(1, 28230090), (2, 14115045), (3, 9410030), (5, 5646018), (6, 4705015), (7, 4032870), (10, 2823009), (14, 2016435), (15, 1882006), (21, 1344290), (30, 941003), (35, 806574), (42, 672145), (70, 403287), (105, 268858), (179, 157710), (210, 134429), (358, 78855), (537, 52570), (751, 37590), (895, 31542), (1074, 26285), (1253, 22530), (1502, 18795), (1790, 15771), (2253, 12530), (2506, 11265), (2685, 10514), (3755, 7518), (3759, 7510), (4506, 6265), (5257, 5370)]