219906870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{1321}}^1$

素因数の和:1541

約数の個数: 64

約数和(自身を含む): 548259840

約数和(自身を除く): 328352970

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 179, 186, 310, 358, 465, 537, 895, 930, 1074, 1321, 1790, 2642, 2685, 3963, 5370, 5549, 6605, 7926, 11098, 13210, 16647, 19815, 27745, 33294, 39630, 40951, 55490, 81902, 83235, 122853, 166470, 204755, 236459, 245706, 409510, 472918, 614265, 709377, 1182295, 1228530, 1418754, 2364590, 3546885, 7093770, 7330229, 14660458, 21990687, 36651145, 43981374, 73302290, 109953435, 219906870]

約数ペア:

[(1, 219906870), (2, 109953435), (3, 73302290), (5, 43981374), (6, 36651145), (10, 21990687), (15, 14660458), (30, 7330229), (31, 7093770), (62, 3546885), (93, 2364590), (155, 1418754), (179, 1228530), (186, 1182295), (310, 709377), (358, 614265), (465, 472918), (537, 409510), (895, 245706), (930, 236459), (1074, 204755), (1321, 166470), (1790, 122853), (2642, 83235), (2685, 81902), (3963, 55490), (5370, 40951), (5549, 39630), (6605, 33294), (7926, 27745), (11098, 19815), (13210, 16647)]