138221220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{135511}}^1$

素因数の和:135540

約数の個数: 48

約数和(自身を含む): 409788288

約数和(自身を除く): 271567068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 135511, 271022, 406533, 542044, 677555, 813066, 1355110, 1626132, 2032665, 2303687, 2710220, 4065330, 4607374, 6911061, 8130660, 9214748, 11518435, 13822122, 23036870, 27644244, 34555305, 46073740, 69110610, 138221220]

約数ペア:

[(1, 138221220), (2, 69110610), (3, 46073740), (4, 34555305), (5, 27644244), (6, 23036870), (10, 13822122), (12, 11518435), (15, 9214748), (17, 8130660), (20, 6911061), (30, 4607374), (34, 4065330), (51, 2710220), (60, 2303687), (68, 2032665), (85, 1626132), (102, 1355110), (170, 813066), (204, 677555), (255, 542044), (340, 406533), (510, 271022), (1020, 135511)]