81159060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{379}}^1$

素因数の和:517

約数の個数: 96

約数和(自身を含む): 235952640

約数和(自身を除く): 154793580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 83, 86, 129, 166, 172, 215, 249, 258, 332, 379, 415, 430, 498, 516, 645, 758, 830, 860, 996, 1137, 1245, 1290, 1516, 1660, 1895, 2274, 2490, 2580, 3569, 3790, 4548, 4980, 5685, 7138, 7580, 10707, 11370, 14276, 16297, 17845, 21414, 22740, 31457, 32594, 35690, 42828, 48891, 53535, 62914, 65188, 71380, 81485, 94371, 97782, 107070, 125828, 157285, 162970, 188742, 195564, 214140, 244455, 314570, 325940, 377484, 471855, 488910, 629140, 943710, 977820, 1352651, 1887420, 2705302, 4057953, 5410604, 6763255, 8115906, 13526510, 16231812, 20289765, 27053020, 40579530, 81159060]

約数ペア:

[(1, 81159060), (2, 40579530), (3, 27053020), (4, 20289765), (5, 16231812), (6, 13526510), (10, 8115906), (12, 6763255), (15, 5410604), (20, 4057953), (30, 2705302), (43, 1887420), (60, 1352651), (83, 977820), (86, 943710), (129, 629140), (166, 488910), (172, 471855), (215, 377484), (249, 325940), (258, 314570), (332, 244455), (379, 214140), (415, 195564), (430, 188742), (498, 162970), (516, 157285), (645, 125828), (758, 107070), (830, 97782), (860, 94371), (996, 81485), (1137, 71380), (1245, 65188), (1290, 62914), (1516, 53535), (1660, 48891), (1895, 42828), (2274, 35690), (2490, 32594), (2580, 31457), (3569, 22740), (3790, 21414), (4548, 17845), (4980, 16297), (5685, 14276), (7138, 11370), (7580, 10707)]