1990457856

素因数分解:

$2^9\times 3^2\times {\mathrm{461}}^1\times {\mathrm{937}}^1$

素因数の和:1422

約数の個数: 120

約数和(自身を含む): 5763201444

約数和(自身を除く): 3772743588

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 461, 512, 576, 768, 922, 937, 1152, 1383, 1536, 1844, 1874, 2304, 2766, 2811, 3688, 3748, 4149, 4608, 5532, 5622, 7376, 7496, 8298, 8433, 11064, 11244, 14752, 14992, 16596, 16866, 22128, 22488, 29504, 29984, 33192, 33732, 44256, 44976, 59008, 59968, 66384, 67464, 88512, 89952, 118016, 119936, 132768, 134928, 177024, 179904, 236032, 239872, 265536, 269856, 354048, 359808, 431957, 479744, 531072, 539712, 708096, 719616, 863914, 1062144, 1079424, 1295871, 1439232, 1727828, 2124288, 2158848, 2591742, 3455656, 3887613, 4317696, 5183484, 6911312, 7775226, 10366968, 13822624, 15550452, 20733936, 27645248, 31100904, 41467872, 55290496, 62201808, 82935744, 110580992, 124403616, 165871488, 221161984, 248807232, 331742976, 497614464, 663485952, 995228928, 1990457856]

約数ペア:

[(1, 1990457856), (2, 995228928), (3, 663485952), (4, 497614464), (6, 331742976), (8, 248807232), (9, 221161984), (12, 165871488), (16, 124403616), (18, 110580992), (24, 82935744), (32, 62201808), (36, 55290496), (48, 41467872), (64, 31100904), (72, 27645248), (96, 20733936), (128, 15550452), (144, 13822624), (192, 10366968), (256, 7775226), (288, 6911312), (384, 5183484), (461, 4317696), (512, 3887613), (576, 3455656), (768, 2591742), (922, 2158848), (937, 2124288), (1152, 1727828), (1383, 1439232), (1536, 1295871), (1844, 1079424), (1874, 1062144), (2304, 863914), (2766, 719616), (2811, 708096), (3688, 539712), (3748, 531072), (4149, 479744), (4608, 431957), (5532, 359808), (5622, 354048), (7376, 269856), (7496, 265536), (8298, 239872), (8433, 236032), (11064, 179904), (11244, 177024), (14752, 134928), (14992, 132768), (16596, 119936), (16866, 118016), (22128, 89952), (22488, 88512), (29504, 67464), (29984, 66384), (33192, 59968), (33732, 59008), (44256, 44976)]