206977060

素因数分解:

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

素因数の和:317

約数の個数: 72

約数和(自身を含む): 462724920

約数和(自身を除く): 255747860

約数列:

[1, 2, 4, 5, 10, 20, 29, 43, 58, 86, 116, 145, 172, 193, 215, 290, 386, 430, 580, 772, 860, 965, 1247, 1849, 1930, 2494, 3698, 3860, 4988, 5597, 6235, 7396, 8299, 9245, 11194, 12470, 16598, 18490, 22388, 24940, 27985, 33196, 36980, 41495, 53621, 55970, 82990, 107242, 111940, 165980, 214484, 240671, 268105, 356857, 481342, 536210, 713714, 962684, 1072420, 1203355, 1427428, 1784285, 2406710, 3568570, 4813420, 7137140, 10348853, 20697706, 41395412, 51744265, 103488530, 206977060]

約数ペア:

[(1, 206977060), (2, 103488530), (4, 51744265), (5, 41395412), (10, 20697706), (20, 10348853), (29, 7137140), (43, 4813420), (58, 3568570), (86, 2406710), (116, 1784285), (145, 1427428), (172, 1203355), (193, 1072420), (215, 962684), (290, 713714), (386, 536210), (430, 481342), (580, 356857), (772, 268105), (860, 240671), (965, 214484), (1247, 165980), (1849, 111940), (1930, 107242), (2494, 82990), (3698, 55970), (3860, 53621), (4988, 41495), (5597, 36980), (6235, 33196), (7396, 27985), (8299, 24940), (9245, 22388), (11194, 18490), (12470, 16598)]