291211910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:294

約数の個数: 96

約数和(自身を含む): 613055520

約数和(自身を除く): 321843610

約数列:

[1, 2, 5, 10, 11, 22, 29, 43, 55, 58, 86, 110, 121, 145, 193, 215, 242, 290, 319, 386, 430, 473, 605, 638, 946, 965, 1210, 1247, 1595, 1930, 2123, 2365, 2494, 3190, 3509, 4246, 4730, 5203, 5597, 6235, 7018, 8299, 10406, 10615, 11194, 12470, 13717, 16598, 17545, 21230, 23353, 26015, 27434, 27985, 35090, 41495, 46706, 52030, 55970, 61567, 68585, 82990, 91289, 116765, 123134, 137170, 150887, 182578, 233530, 240671, 301774, 307835, 456445, 481342, 615670, 677237, 754435, 912890, 1004179, 1203355, 1354474, 1508870, 2008358, 2406710, 2647381, 3386185, 5020895, 5294762, 6772370, 10041790, 13236905, 26473810, 29121191, 58242382, 145605955, 291211910]

約数ペア:

[(1, 291211910), (2, 145605955), (5, 58242382), (10, 29121191), (11, 26473810), (22, 13236905), (29, 10041790), (43, 6772370), (55, 5294762), (58, 5020895), (86, 3386185), (110, 2647381), (121, 2406710), (145, 2008358), (193, 1508870), (215, 1354474), (242, 1203355), (290, 1004179), (319, 912890), (386, 754435), (430, 677237), (473, 615670), (605, 481342), (638, 456445), (946, 307835), (965, 301774), (1210, 240671), (1247, 233530), (1595, 182578), (1930, 150887), (2123, 137170), (2365, 123134), (2494, 116765), (3190, 91289), (3509, 82990), (4246, 68585), (4730, 61567), (5203, 55970), (5597, 52030), (6235, 46706), (7018, 41495), (8299, 35090), (10406, 27985), (10615, 27434), (11194, 26015), (12470, 23353), (13717, 21230), (16598, 17545)]