639646848

素因数分解:

$2^7\times 3^3\times {\mathrm{59}}^1\times {\mathrm{3137}}^1$

素因数の和:3219

約数の個数: 128

約数和(自身を含む): 1920456000

約数和(自身を除く): 1280809152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 59, 64, 72, 96, 108, 118, 128, 144, 177, 192, 216, 236, 288, 354, 384, 432, 472, 531, 576, 708, 864, 944, 1062, 1152, 1416, 1593, 1728, 1888, 2124, 2832, 3137, 3186, 3456, 3776, 4248, 5664, 6274, 6372, 7552, 8496, 9411, 11328, 12548, 12744, 16992, 18822, 22656, 25096, 25488, 28233, 33984, 37644, 50192, 50976, 56466, 67968, 75288, 84699, 100384, 101952, 112932, 150576, 169398, 185083, 200768, 203904, 225864, 301152, 338796, 370166, 401536, 451728, 555249, 602304, 677592, 740332, 903456, 1110498, 1204608, 1355184, 1480664, 1665747, 1806912, 2220996, 2710368, 2961328, 3331494, 3613824, 4441992, 4997241, 5420736, 5922656, 6662988, 8883984, 9994482, 10841472, 11845312, 13325976, 17767968, 19988964, 23690624, 26651952, 35535936, 39977928, 53303904, 71071872, 79955856, 106607808, 159911712, 213215616, 319823424, 639646848]

約数ペア:

[(1, 639646848), (2, 319823424), (3, 213215616), (4, 159911712), (6, 106607808), (8, 79955856), (9, 71071872), (12, 53303904), (16, 39977928), (18, 35535936), (24, 26651952), (27, 23690624), (32, 19988964), (36, 17767968), (48, 13325976), (54, 11845312), (59, 10841472), (64, 9994482), (72, 8883984), (96, 6662988), (108, 5922656), (118, 5420736), (128, 4997241), (144, 4441992), (177, 3613824), (192, 3331494), (216, 2961328), (236, 2710368), (288, 2220996), (354, 1806912), (384, 1665747), (432, 1480664), (472, 1355184), (531, 1204608), (576, 1110498), (708, 903456), (864, 740332), (944, 677592), (1062, 602304), (1152, 555249), (1416, 451728), (1593, 401536), (1728, 370166), (1888, 338796), (2124, 301152), (2832, 225864), (3137, 203904), (3186, 200768), (3456, 185083), (3776, 169398), (4248, 150576), (5664, 112932), (6274, 101952), (6372, 100384), (7552, 84699), (8496, 75288), (9411, 67968), (11328, 56466), (12548, 50976), (12744, 50192), (16992, 37644), (18822, 33984), (22656, 28233), (25096, 25488)]