128213272

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1093}}^1$

素因数の和:1184

約数の個数: 64

約数和(自身を含む): 277263360

約数和(自身を除く): 149050088

約数列:

[1, 2, 4, 8, 11, 22, 31, 43, 44, 62, 86, 88, 124, 172, 248, 341, 344, 473, 682, 946, 1093, 1333, 1364, 1892, 2186, 2666, 2728, 3784, 4372, 5332, 8744, 10664, 12023, 14663, 24046, 29326, 33883, 46999, 48092, 58652, 67766, 93998, 96184, 117304, 135532, 187996, 271064, 372713, 375992, 516989, 745426, 1033978, 1456969, 1490852, 2067956, 2913938, 2981704, 4135912, 5827876, 11655752, 16026659, 32053318, 64106636, 128213272]

約数ペア:

[(1, 128213272), (2, 64106636), (4, 32053318), (8, 16026659), (11, 11655752), (22, 5827876), (31, 4135912), (43, 2981704), (44, 2913938), (62, 2067956), (86, 1490852), (88, 1456969), (124, 1033978), (172, 745426), (248, 516989), (341, 375992), (344, 372713), (473, 271064), (682, 187996), (946, 135532), (1093, 117304), (1333, 96184), (1364, 93998), (1892, 67766), (2186, 58652), (2666, 48092), (2728, 46999), (3784, 33883), (4372, 29326), (5332, 24046), (8744, 14663), (10664, 12023)]