638227008

素因数分解:

$2^6\times 3^2\times {\mathrm{31}}^2\times {\mathrm{1153}}^1$

素因数の和:1233

約数の個数: 126

約数和(自身を含む): 1891917222

約数和(自身を除く): 1253690214

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 144, 186, 192, 248, 279, 288, 372, 496, 558, 576, 744, 961, 992, 1116, 1153, 1488, 1922, 1984, 2232, 2306, 2883, 2976, 3459, 3844, 4464, 4612, 5766, 5952, 6918, 7688, 8649, 8928, 9224, 10377, 11532, 13836, 15376, 17298, 17856, 18448, 20754, 23064, 27672, 30752, 34596, 35743, 36896, 41508, 46128, 55344, 61504, 69192, 71486, 73792, 83016, 92256, 107229, 110688, 138384, 142972, 166032, 184512, 214458, 221376, 276768, 285944, 321687, 332064, 428916, 553536, 571888, 643374, 664128, 857832, 1108033, 1143776, 1286748, 1715664, 2216066, 2287552, 2573496, 3324099, 3431328, 4432132, 5146992, 6648198, 6862656, 8864264, 9972297, 10293984, 13296396, 17728528, 19944594, 20587968, 26592792, 35457056, 39889188, 53185584, 70914112, 79778376, 106371168, 159556752, 212742336, 319113504, 638227008]

約数ペア:

[(1, 638227008), (2, 319113504), (3, 212742336), (4, 159556752), (6, 106371168), (8, 79778376), (9, 70914112), (12, 53185584), (16, 39889188), (18, 35457056), (24, 26592792), (31, 20587968), (32, 19944594), (36, 17728528), (48, 13296396), (62, 10293984), (64, 9972297), (72, 8864264), (93, 6862656), (96, 6648198), (124, 5146992), (144, 4432132), (186, 3431328), (192, 3324099), (248, 2573496), (279, 2287552), (288, 2216066), (372, 1715664), (496, 1286748), (558, 1143776), (576, 1108033), (744, 857832), (961, 664128), (992, 643374), (1116, 571888), (1153, 553536), (1488, 428916), (1922, 332064), (1984, 321687), (2232, 285944), (2306, 276768), (2883, 221376), (2976, 214458), (3459, 184512), (3844, 166032), (4464, 142972), (4612, 138384), (5766, 110688), (5952, 107229), (6918, 92256), (7688, 83016), (8649, 73792), (8928, 71486), (9224, 69192), (10377, 61504), (11532, 55344), (13836, 46128), (15376, 41508), (17298, 36896), (17856, 35743), (18448, 34596), (20754, 30752), (23064, 27672)]