81757872

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{11587}}^1$

素因数の和:11615

約数の個数: 90

約数和(自身を含む): 266187948

約数和(自身を除く): 184430076

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 392, 441, 504, 588, 784, 882, 1008, 1176, 1764, 2352, 3528, 7056, 11587, 23174, 34761, 46348, 69522, 81109, 92696, 104283, 139044, 162218, 185392, 208566, 243327, 278088, 324436, 417132, 486654, 556176, 567763, 648872, 729981, 834264, 973308, 1135526, 1297744, 1459962, 1668528, 1703289, 1946616, 2271052, 2919924, 3406578, 3893232, 4542104, 5109867, 5839848, 6813156, 9084208, 10219734, 11679696, 13626312, 20439468, 27252624, 40878936, 81757872]

約数ペア:

[(1, 81757872), (2, 40878936), (3, 27252624), (4, 20439468), (6, 13626312), (7, 11679696), (8, 10219734), (9, 9084208), (12, 6813156), (14, 5839848), (16, 5109867), (18, 4542104), (21, 3893232), (24, 3406578), (28, 2919924), (36, 2271052), (42, 1946616), (48, 1703289), (49, 1668528), (56, 1459962), (63, 1297744), (72, 1135526), (84, 973308), (98, 834264), (112, 729981), (126, 648872), (144, 567763), (147, 556176), (168, 486654), (196, 417132), (252, 324436), (294, 278088), (336, 243327), (392, 208566), (441, 185392), (504, 162218), (588, 139044), (784, 104283), (882, 92696), (1008, 81109), (1176, 69522), (1764, 46348), (2352, 34761), (3528, 23174), (7056, 11587)]