81751104

素因数分解:

$2^6\times 3^2\times {\mathrm{71}}^1\times {\mathrm{1999}}^1$

素因数の和:2088

約数の個数: 84

約数和(自身を含む): 237744000

約数和(自身を除く): 155992896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 71, 72, 96, 142, 144, 192, 213, 284, 288, 426, 568, 576, 639, 852, 1136, 1278, 1704, 1999, 2272, 2556, 3408, 3998, 4544, 5112, 5997, 6816, 7996, 10224, 11994, 13632, 15992, 17991, 20448, 23988, 31984, 35982, 40896, 47976, 63968, 71964, 95952, 127936, 141929, 143928, 191904, 283858, 287856, 383808, 425787, 567716, 575712, 851574, 1135432, 1151424, 1277361, 1703148, 2270864, 2554722, 3406296, 4541728, 5109444, 6812592, 9083456, 10218888, 13625184, 20437776, 27250368, 40875552, 81751104]

約数ペア:

[(1, 81751104), (2, 40875552), (3, 27250368), (4, 20437776), (6, 13625184), (8, 10218888), (9, 9083456), (12, 6812592), (16, 5109444), (18, 4541728), (24, 3406296), (32, 2554722), (36, 2270864), (48, 1703148), (64, 1277361), (71, 1151424), (72, 1135432), (96, 851574), (142, 575712), (144, 567716), (192, 425787), (213, 383808), (284, 287856), (288, 283858), (426, 191904), (568, 143928), (576, 141929), (639, 127936), (852, 95952), (1136, 71964), (1278, 63968), (1704, 47976), (1999, 40896), (2272, 35982), (2556, 31984), (3408, 23988), (3998, 20448), (4544, 17991), (5112, 15992), (5997, 13632), (6816, 11994), (7996, 10224)]