221951856

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{769}}^1\times {\mathrm{859}}^1$

素因数の和:1646

約数の個数: 80

約数和(自身を含む): 656902400

約数和(自身を除く): 434950544

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 769, 859, 1538, 1718, 2307, 2577, 3076, 3436, 4614, 5154, 5383, 6013, 6152, 6872, 9228, 10308, 10766, 12026, 12304, 13744, 16149, 18039, 18456, 20616, 21532, 24052, 32298, 36078, 36912, 41232, 43064, 48104, 64596, 72156, 86128, 96208, 129192, 144312, 258384, 288624, 660571, 1321142, 1981713, 2642284, 3963426, 4623997, 5284568, 7926852, 9247994, 10569136, 13871991, 15853704, 18495988, 27743982, 31707408, 36991976, 55487964, 73983952, 110975928, 221951856]

約数ペア:

[(1, 221951856), (2, 110975928), (3, 73983952), (4, 55487964), (6, 36991976), (7, 31707408), (8, 27743982), (12, 18495988), (14, 15853704), (16, 13871991), (21, 10569136), (24, 9247994), (28, 7926852), (42, 5284568), (48, 4623997), (56, 3963426), (84, 2642284), (112, 1981713), (168, 1321142), (336, 660571), (769, 288624), (859, 258384), (1538, 144312), (1718, 129192), (2307, 96208), (2577, 86128), (3076, 72156), (3436, 64596), (4614, 48104), (5154, 43064), (5383, 41232), (6013, 36912), (6152, 36078), (6872, 32298), (9228, 24052), (10308, 21532), (10766, 20616), (12026, 18456), (12304, 18039), (13744, 16149)]