657475728

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{21503}}^1$

素因数の和:21541

約数の個数: 120

約数和(自身を含む): 2127863808

約数和(自身を除く): 1470388080

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 49, 52, 56, 78, 84, 91, 98, 104, 112, 147, 156, 168, 182, 196, 208, 273, 294, 312, 336, 364, 392, 546, 588, 624, 637, 728, 784, 1092, 1176, 1274, 1456, 1911, 2184, 2352, 2548, 3822, 4368, 5096, 7644, 10192, 15288, 21503, 30576, 43006, 64509, 86012, 129018, 150521, 172024, 258036, 279539, 301042, 344048, 451563, 516072, 559078, 602084, 838617, 903126, 1032144, 1053647, 1118156, 1204168, 1677234, 1806252, 1956773, 2107294, 2236312, 2408336, 3160941, 3354468, 3612504, 3913546, 4214588, 4472624, 5870319, 6321882, 6708936, 7225008, 7827092, 8429176, 11740638, 12643764, 13417872, 13697411, 15654184, 16858352, 23481276, 25287528, 27394822, 31308368, 41092233, 46962552, 50575056, 54789644, 82184466, 93925104, 109579288, 164368932, 219158576, 328737864, 657475728]

約数ペア:

[(1, 657475728), (2, 328737864), (3, 219158576), (4, 164368932), (6, 109579288), (7, 93925104), (8, 82184466), (12, 54789644), (13, 50575056), (14, 46962552), (16, 41092233), (21, 31308368), (24, 27394822), (26, 25287528), (28, 23481276), (39, 16858352), (42, 15654184), (48, 13697411), (49, 13417872), (52, 12643764), (56, 11740638), (78, 8429176), (84, 7827092), (91, 7225008), (98, 6708936), (104, 6321882), (112, 5870319), (147, 4472624), (156, 4214588), (168, 3913546), (182, 3612504), (196, 3354468), (208, 3160941), (273, 2408336), (294, 2236312), (312, 2107294), (336, 1956773), (364, 1806252), (392, 1677234), (546, 1204168), (588, 1118156), (624, 1053647), (637, 1032144), (728, 903126), (784, 838617), (1092, 602084), (1176, 559078), (1274, 516072), (1456, 451563), (1911, 344048), (2184, 301042), (2352, 279539), (2548, 258036), (3822, 172024), (4368, 150521), (5096, 129018), (7644, 86012), (10192, 64509), (15288, 43006), (21503, 30576)]