219550260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{1979}}^1$

素因数の和:2077

約数の個数: 72

約数和(自身を含む): 629687520

約数和(自身を除く): 410137260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 1849, 1979, 2580, 3698, 3958, 5547, 5937, 7396, 7916, 9245, 9895, 11094, 11874, 18490, 19790, 22188, 23748, 27735, 29685, 36980, 39580, 55470, 59370, 85097, 110940, 118740, 170194, 255291, 340388, 425485, 510582, 850970, 1021164, 1276455, 1701940, 2552910, 3659171, 5105820, 7318342, 10977513, 14636684, 18295855, 21955026, 36591710, 43910052, 54887565, 73183420, 109775130, 219550260]

約数ペア:

[(1, 219550260), (2, 109775130), (3, 73183420), (4, 54887565), (5, 43910052), (6, 36591710), (10, 21955026), (12, 18295855), (15, 14636684), (20, 10977513), (30, 7318342), (43, 5105820), (60, 3659171), (86, 2552910), (129, 1701940), (172, 1276455), (215, 1021164), (258, 850970), (430, 510582), (516, 425485), (645, 340388), (860, 255291), (1290, 170194), (1849, 118740), (1979, 110940), (2580, 85097), (3698, 59370), (3958, 55470), (5547, 39580), (5937, 36980), (7396, 29685), (7916, 27735), (9245, 23748), (9895, 22188), (11094, 19790), (11874, 18490)]