30671212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^2$

素因数の和:143

約数の個数: 72

約数和(自身を含む): 66785040

約数和(自身を除く): 36113828

約数列:

[1, 2, 4, 11, 13, 22, 26, 29, 43, 44, 52, 58, 86, 116, 143, 172, 286, 319, 377, 473, 559, 572, 638, 754, 946, 1118, 1247, 1276, 1508, 1849, 1892, 2236, 2494, 3698, 4147, 4988, 6149, 7396, 8294, 12298, 13717, 16211, 16588, 20339, 24037, 24596, 27434, 32422, 40678, 48074, 53621, 54868, 64844, 81356, 96148, 107242, 178321, 214484, 264407, 356642, 528814, 589831, 697073, 713284, 1057628, 1179662, 1394146, 2359324, 2788292, 7667803, 15335606, 30671212]

約数ペア:

[(1, 30671212), (2, 15335606), (4, 7667803), (11, 2788292), (13, 2359324), (22, 1394146), (26, 1179662), (29, 1057628), (43, 713284), (44, 697073), (52, 589831), (58, 528814), (86, 356642), (116, 264407), (143, 214484), (172, 178321), (286, 107242), (319, 96148), (377, 81356), (473, 64844), (559, 54868), (572, 53621), (638, 48074), (754, 40678), (946, 32422), (1118, 27434), (1247, 24596), (1276, 24037), (1508, 20339), (1849, 16588), (1892, 16211), (2236, 13717), (2494, 12298), (3698, 8294), (4147, 7396), (4988, 6149)]