1640250080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{13687}}^1$

素因数の和:13816

約数の個数: 96

約数和(自身を含む): 4470391296

約数和(自身を除く): 2830141216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 107, 112, 140, 160, 214, 224, 280, 428, 535, 560, 749, 856, 1070, 1120, 1498, 1712, 2140, 2996, 3424, 3745, 4280, 5992, 7490, 8560, 11984, 13687, 14980, 17120, 23968, 27374, 29960, 54748, 59920, 68435, 95809, 109496, 119840, 136870, 191618, 218992, 273740, 383236, 437984, 479045, 547480, 766472, 958090, 1094960, 1464509, 1532944, 1916180, 2189920, 2929018, 3065888, 3832360, 5858036, 7322545, 7664720, 10251563, 11716072, 14645090, 15329440, 20503126, 23432144, 29290180, 41006252, 46864288, 51257815, 58580360, 82012504, 102515630, 117160720, 164025008, 205031260, 234321440, 328050016, 410062520, 820125040, 1640250080]

約数ペア:

[(1, 1640250080), (2, 820125040), (4, 410062520), (5, 328050016), (7, 234321440), (8, 205031260), (10, 164025008), (14, 117160720), (16, 102515630), (20, 82012504), (28, 58580360), (32, 51257815), (35, 46864288), (40, 41006252), (56, 29290180), (70, 23432144), (80, 20503126), (107, 15329440), (112, 14645090), (140, 11716072), (160, 10251563), (214, 7664720), (224, 7322545), (280, 5858036), (428, 3832360), (535, 3065888), (560, 2929018), (749, 2189920), (856, 1916180), (1070, 1532944), (1120, 1464509), (1498, 1094960), (1712, 958090), (2140, 766472), (2996, 547480), (3424, 479045), (3745, 437984), (4280, 383236), (5992, 273740), (7490, 218992), (8560, 191618), (11984, 136870), (13687, 119840), (14980, 109496), (17120, 95809), (23968, 68435), (27374, 59920), (29960, 54748)]