138730620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{330311}}^1$

素因数の和:330330

約数の個数: 48

約数和(自身を含む): 443939328

約数和(自身を除く): 305208708

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, 330311, 660622, 990933, 1321244, 1651555, 1981866, 2312177, 3303110, 3963732, 4624354, 4954665, 6606220, 6936531, 9248708, 9909330, 11560885, 13873062, 19818660, 23121770, 27746124, 34682655, 46243540, 69365310, 138730620]

約数ペア:

[(1, 138730620), (2, 69365310), (3, 46243540), (4, 34682655), (5, 27746124), (6, 23121770), (7, 19818660), (10, 13873062), (12, 11560885), (14, 9909330), (15, 9248708), (20, 6936531), (21, 6606220), (28, 4954665), (30, 4624354), (35, 3963732), (42, 3303110), (60, 2312177), (70, 1981866), (84, 1651555), (105, 1321244), (140, 990933), (210, 660622), (420, 330311)]