255989328

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{857}}^1$

素因数の和:1009

約数の個数: 120

約数和(自身を含む): 776236032

約数和(自身を除く): 520246704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 112, 127, 147, 168, 196, 254, 294, 336, 381, 392, 508, 588, 762, 784, 857, 889, 1016, 1176, 1524, 1714, 1778, 2032, 2352, 2571, 2667, 3048, 3428, 3556, 5142, 5334, 5999, 6096, 6223, 6856, 7112, 10284, 10668, 11998, 12446, 13712, 14224, 17997, 18669, 20568, 21336, 23996, 24892, 35994, 37338, 41136, 41993, 42672, 47992, 49784, 71988, 74676, 83986, 95984, 99568, 108839, 125979, 143976, 149352, 167972, 217678, 251958, 287952, 298704, 326517, 335944, 435356, 503916, 653034, 671888, 761873, 870712, 1007832, 1306068, 1523746, 1741424, 2015664, 2285619, 2612136, 3047492, 4571238, 5224272, 5333111, 6094984, 9142476, 10666222, 12189968, 15999333, 18284952, 21332444, 31998666, 36569904, 42664888, 63997332, 85329776, 127994664, 255989328]

約数ペア:

[(1, 255989328), (2, 127994664), (3, 85329776), (4, 63997332), (6, 42664888), (7, 36569904), (8, 31998666), (12, 21332444), (14, 18284952), (16, 15999333), (21, 12189968), (24, 10666222), (28, 9142476), (42, 6094984), (48, 5333111), (49, 5224272), (56, 4571238), (84, 3047492), (98, 2612136), (112, 2285619), (127, 2015664), (147, 1741424), (168, 1523746), (196, 1306068), (254, 1007832), (294, 870712), (336, 761873), (381, 671888), (392, 653034), (508, 503916), (588, 435356), (762, 335944), (784, 326517), (857, 298704), (889, 287952), (1016, 251958), (1176, 217678), (1524, 167972), (1714, 149352), (1778, 143976), (2032, 125979), (2352, 108839), (2571, 99568), (2667, 95984), (3048, 83986), (3428, 74676), (3556, 71988), (5142, 49784), (5334, 47992), (5999, 42672), (6096, 41993), (6223, 41136), (6856, 37338), (7112, 35994), (10284, 24892), (10668, 23996), (11998, 21336), (12446, 20568), (13712, 18669), (14224, 17997)]