204949416

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71761}}^1$

素因数の和:71794

約数の個数: 64

約数和(自身を含む): 620023680

約数和(自身を除く): 415074264

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 357, 408, 476, 714, 952, 1428, 2856, 71761, 143522, 215283, 287044, 430566, 502327, 574088, 861132, 1004654, 1219937, 1506981, 1722264, 2009308, 2439874, 3013962, 3659811, 4018616, 4879748, 6027924, 7319622, 8539559, 9759496, 12055848, 14639244, 17079118, 25618677, 29278488, 34158236, 51237354, 68316472, 102474708, 204949416]

約数ペア:

[(1, 204949416), (2, 102474708), (3, 68316472), (4, 51237354), (6, 34158236), (7, 29278488), (8, 25618677), (12, 17079118), (14, 14639244), (17, 12055848), (21, 9759496), (24, 8539559), (28, 7319622), (34, 6027924), (42, 4879748), (51, 4018616), (56, 3659811), (68, 3013962), (84, 2439874), (102, 2009308), (119, 1722264), (136, 1506981), (168, 1219937), (204, 1004654), (238, 861132), (357, 574088), (408, 502327), (476, 430566), (714, 287044), (952, 215283), (1428, 143522), (2856, 71761)]