287794740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{9769}}^1$

素因数の和:10272

約数の個数: 48

約数和(自身を含む): 807549120

約数和(自身を除く): 519754380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 491, 982, 1473, 1964, 2455, 2946, 4910, 5892, 7365, 9769, 9820, 14730, 19538, 29307, 29460, 39076, 48845, 58614, 97690, 117228, 146535, 195380, 293070, 586140, 4796579, 9593158, 14389737, 19186316, 23982895, 28779474, 47965790, 57558948, 71948685, 95931580, 143897370, 287794740]

約数ペア:

[(1, 287794740), (2, 143897370), (3, 95931580), (4, 71948685), (5, 57558948), (6, 47965790), (10, 28779474), (12, 23982895), (15, 19186316), (20, 14389737), (30, 9593158), (60, 4796579), (491, 586140), (982, 293070), (1473, 195380), (1964, 146535), (2455, 117228), (2946, 97690), (4910, 58614), (5892, 48845), (7365, 39076), (9769, 29460), (9820, 29307), (14730, 19538)]