135908220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{323591}}^1$

素因数の和:323610

約数の個数: 48

約数和(自身を含む): 434907648

約数和(自身を除く): 298999428

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, 323591, 647182, 970773, 1294364, 1617955, 1941546, 2265137, 3235910, 3883092, 4530274, 4853865, 6471820, 6795411, 9060548, 9707730, 11325685, 13590822, 19415460, 22651370, 27181644, 33977055, 45302740, 67954110, 135908220]

約数ペア:

[(1, 135908220), (2, 67954110), (3, 45302740), (4, 33977055), (5, 27181644), (6, 22651370), (7, 19415460), (10, 13590822), (12, 11325685), (14, 9707730), (15, 9060548), (20, 6795411), (21, 6471820), (28, 4853865), (30, 4530274), (35, 3883092), (42, 3235910), (60, 2265137), (70, 1941546), (84, 1617955), (105, 1294364), (140, 970773), (210, 647182), (420, 323591)]