127215420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{124721}}^1$

素因数の和:124750

約数の個数: 48

約数和(自身を含む): 377159328

約数和(自身を除く): 249943908

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, 124721, 249442, 374163, 498884, 623605, 748326, 1247210, 1496652, 1870815, 2120257, 2494420, 3741630, 4240514, 6360771, 7483260, 8481028, 10601285, 12721542, 21202570, 25443084, 31803855, 42405140, 63607710, 127215420]

約数ペア:

[(1, 127215420), (2, 63607710), (3, 42405140), (4, 31803855), (5, 25443084), (6, 21202570), (10, 12721542), (12, 10601285), (15, 8481028), (17, 7483260), (20, 6360771), (30, 4240514), (34, 3741630), (51, 2494420), (60, 2120257), (68, 1870815), (85, 1496652), (102, 1247210), (170, 748326), (204, 623605), (255, 498884), (340, 374163), (510, 249442), (1020, 124721)]