123284280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{146767}}^1$

素因数の和:146788

約数の個数: 64

約数和(自身を含む): 422691840

約数和(自身を除く): 299407560

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, 140, 168, 210, 280, 420, 840, 146767, 293534, 440301, 587068, 733835, 880602, 1027369, 1174136, 1467670, 1761204, 2054738, 2201505, 2935340, 3082107, 3522408, 4109476, 4403010, 5136845, 5870680, 6164214, 8218952, 8806020, 10273690, 12328428, 15410535, 17612040, 20547380, 24656856, 30821070, 41094760, 61642140, 123284280]

約数ペア:

[(1, 123284280), (2, 61642140), (3, 41094760), (4, 30821070), (5, 24656856), (6, 20547380), (7, 17612040), (8, 15410535), (10, 12328428), (12, 10273690), (14, 8806020), (15, 8218952), (20, 6164214), (21, 5870680), (24, 5136845), (28, 4403010), (30, 4109476), (35, 3522408), (40, 3082107), (42, 2935340), (56, 2201505), (60, 2054738), (70, 1761204), (84, 1467670), (105, 1174136), (120, 1027369), (140, 880602), (168, 733835), (210, 587068), (280, 440301), (420, 293534), (840, 146767)]