123403952

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:283

約数の個数: 120

約数和(自身を含む): 302284224

約数和(自身を除く): 178880272

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 47, 49, 56, 68, 94, 98, 112, 119, 136, 188, 196, 197, 238, 272, 329, 376, 392, 394, 476, 658, 752, 784, 788, 799, 833, 952, 1316, 1379, 1576, 1598, 1666, 1904, 2303, 2632, 2758, 3152, 3196, 3332, 3349, 4606, 5264, 5516, 5593, 6392, 6664, 6698, 9212, 9259, 9653, 11032, 11186, 12784, 13328, 13396, 18424, 18518, 19306, 22064, 22372, 23443, 26792, 36848, 37036, 38612, 39151, 44744, 46886, 53584, 64813, 74072, 77224, 78302, 89488, 93772, 129626, 148144, 154448, 156604, 157403, 164101, 187544, 259252, 313208, 314806, 328202, 375088, 453691, 518504, 626416, 629612, 656404, 907382, 1037008, 1101821, 1259224, 1312808, 1814764, 2203642, 2518448, 2625616, 3629528, 4407284, 7259056, 7712747, 8814568, 15425494, 17629136, 30850988, 61701976, 123403952]

約数ペア:

[(1, 123403952), (2, 61701976), (4, 30850988), (7, 17629136), (8, 15425494), (14, 8814568), (16, 7712747), (17, 7259056), (28, 4407284), (34, 3629528), (47, 2625616), (49, 2518448), (56, 2203642), (68, 1814764), (94, 1312808), (98, 1259224), (112, 1101821), (119, 1037008), (136, 907382), (188, 656404), (196, 629612), (197, 626416), (238, 518504), (272, 453691), (329, 375088), (376, 328202), (392, 314806), (394, 313208), (476, 259252), (658, 187544), (752, 164101), (784, 157403), (788, 156604), (799, 154448), (833, 148144), (952, 129626), (1316, 93772), (1379, 89488), (1576, 78302), (1598, 77224), (1666, 74072), (1904, 64813), (2303, 53584), (2632, 46886), (2758, 44744), (3152, 39151), (3196, 38612), (3332, 37036), (3349, 36848), (4606, 26792), (5264, 23443), (5516, 22372), (5593, 22064), (6392, 19306), (6664, 18518), (6698, 18424), (9212, 13396), (9259, 13328), (9653, 12784), (11032, 11186)]