2491248

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:142

約数の個数: 80

約数和(自身を含む): 7070976

約数和(自身を除く): 4579728

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 43, 48, 51, 68, 71, 86, 102, 129, 136, 142, 172, 204, 213, 258, 272, 284, 344, 408, 426, 516, 568, 688, 731, 816, 852, 1032, 1136, 1207, 1462, 1704, 2064, 2193, 2414, 2924, 3053, 3408, 3621, 4386, 4828, 5848, 6106, 7242, 8772, 9159, 9656, 11696, 12212, 14484, 17544, 18318, 19312, 24424, 28968, 35088, 36636, 48848, 51901, 57936, 73272, 103802, 146544, 155703, 207604, 311406, 415208, 622812, 830416, 1245624, 2491248]

約数ペア:

[(1, 2491248), (2, 1245624), (3, 830416), (4, 622812), (6, 415208), (8, 311406), (12, 207604), (16, 155703), (17, 146544), (24, 103802), (34, 73272), (43, 57936), (48, 51901), (51, 48848), (68, 36636), (71, 35088), (86, 28968), (102, 24424), (129, 19312), (136, 18318), (142, 17544), (172, 14484), (204, 12212), (213, 11696), (258, 9656), (272, 9159), (284, 8772), (344, 7242), (408, 6106), (426, 5848), (516, 4828), (568, 4386), (688, 3621), (731, 3408), (816, 3053), (852, 2924), (1032, 2414), (1136, 2193), (1207, 2064), (1462, 1704)]