3128720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:208

約数の個数: 80

約数和(自身を含む): 8594688

約数和(自身を除く): 5465968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 151, 185, 259, 280, 296, 302, 370, 518, 560, 592, 604, 740, 755, 1036, 1057, 1208, 1295, 1480, 1510, 2072, 2114, 2416, 2590, 2960, 3020, 4144, 4228, 5180, 5285, 5587, 6040, 8456, 10360, 10570, 11174, 12080, 16912, 20720, 21140, 22348, 27935, 39109, 42280, 44696, 55870, 78218, 84560, 89392, 111740, 156436, 195545, 223480, 312872, 391090, 446960, 625744, 782180, 1564360, 3128720]

約数ペア:

[(1, 3128720), (2, 1564360), (4, 782180), (5, 625744), (7, 446960), (8, 391090), (10, 312872), (14, 223480), (16, 195545), (20, 156436), (28, 111740), (35, 89392), (37, 84560), (40, 78218), (56, 55870), (70, 44696), (74, 42280), (80, 39109), (112, 27935), (140, 22348), (148, 21140), (151, 20720), (185, 16912), (259, 12080), (280, 11174), (296, 10570), (302, 10360), (370, 8456), (518, 6040), (560, 5587), (592, 5285), (604, 5180), (740, 4228), (755, 4144), (1036, 3020), (1057, 2960), (1208, 2590), (1295, 2416), (1480, 2114), (1510, 2072)]