275201220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{655241}}^1$

素因数の和:655260

約数の個数: 48

約数和(自身を含む): 880645248

約数和(自身を除く): 605444028

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 655241, 1310482, 1965723, 2620964, 3276205, 3931446, 4586687, 6552410, 7862892, 9173374, 9828615, 13104820, 13760061, 18346748, 19657230, 22933435, 27520122, 39314460, 45866870, 55040244, 68800305, 91733740, 137600610, 275201220]

約数ペア:

[(1, 275201220), (2, 137600610), (3, 91733740), (4, 68800305), (5, 55040244), (6, 45866870), (7, 39314460), (10, 27520122), (12, 22933435), (14, 19657230), (15, 18346748), (20, 13760061), (21, 13104820), (28, 9828615), (30, 9173374), (35, 7862892), (42, 6552410), (60, 4586687), (70, 3931446), (84, 3276205), (105, 2620964), (140, 1965723), (210, 1310482), (420, 655241)]