242709180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{577879}}^1$

素因数の和:577898

約数の個数: 48

約数和(自身を含む): 776670720

約数和(自身を除く): 533961540

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, 577879, 1155758, 1733637, 2311516, 2889395, 3467274, 4045153, 5778790, 6934548, 8090306, 8668185, 11557580, 12135459, 16180612, 17336370, 20225765, 24270918, 34672740, 40451530, 48541836, 60677295, 80903060, 121354590, 242709180]

約数ペア:

[(1, 242709180), (2, 121354590), (3, 80903060), (4, 60677295), (5, 48541836), (6, 40451530), (7, 34672740), (10, 24270918), (12, 20225765), (14, 17336370), (15, 16180612), (20, 12135459), (21, 11557580), (28, 8668185), (30, 8090306), (35, 6934548), (42, 5778790), (60, 4045153), (70, 3467274), (84, 2889395), (105, 2311516), (140, 1733637), (210, 1155758), (420, 577879)]