127958460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{304663}}^1$

素因数の和:304682

約数の個数: 48

約数和(自身を含む): 409468416

約数和(自身を除く): 281509956

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, 304663, 609326, 913989, 1218652, 1523315, 1827978, 2132641, 3046630, 3655956, 4265282, 4569945, 6093260, 6397923, 8530564, 9139890, 10663205, 12795846, 18279780, 21326410, 25591692, 31989615, 42652820, 63979230, 127958460]

約数ペア:

[(1, 127958460), (2, 63979230), (3, 42652820), (4, 31989615), (5, 25591692), (6, 21326410), (7, 18279780), (10, 12795846), (12, 10663205), (14, 9139890), (15, 8530564), (20, 6397923), (21, 6093260), (28, 4569945), (30, 4265282), (35, 3655956), (42, 3046630), (60, 2132641), (70, 1827978), (84, 1523315), (105, 1218652), (140, 913989), (210, 609326), (420, 304663)]