Chess

Pandava Army and their Allies:

1. Satyaki of the Vrishni clan - 1 Akshauhini
2. Yuyudhana - 1 Akshauhini
3. Dhrishtaketu, king of Chedis - 1 Akshauhini
4. Jayatsena, son of Jarasandha - 1 Akshauhini 
5. Drupada with his sons - 1 Akshauhini
6. Virata the king of Matsya - 1 Akshauhini
7. Assorted allies - 1 Akshauhini (Pandya etc.)

Total 7 Akshauhinis.

Kaurava Army and Allies:

1. Bhagdatta the veteran - 1 Akshauhini
2. Salya, king of Madra - 1 Akshauhini
3. Bhoorisravas - 1 Akshauhini
4. Kritavarma (Krishna's army) - 1 Akshauhini
5. Jayadratha (Saindhava) - 1 Akshauhini
6. Sudakshina, king of Kambhoja - 1 Akshauhini (has Yavanas & Sakas in his troops)
7. Vinda and Anuvinda (from Avanti) - 1 Akshauhini
8. Nila, of Mahishmati - 1 Akshauhini (from south)
9. Five Kekaya brothers - 1 Akshauhini
10. Kuru's own army and others - 2 Akshauhinis put together 

A total of 11 Akshuhinis.

Name	Elephants	Chariots	Horses	Soldiers
Patti	1	1	3	5
Sena-mukha	3	3	9	15
Gulma	9	9	27	45
Gana	27	27	81	135
Vahini	81	81	243	405
Pŕtana	243	243	729	1215
Chamu	729	729	2187	3645
Anikini	2187	2187	6561	10935
Akshauhini	21870	21870	65610	109350

This setup is preserved in the game of chess

http://www.sacred-texts.com/hin/m05/m05156.htm
https://www.quora.com/How-many-warriors-were-Maharathis-Atirathis-Rathis-Pagi-Ardha-Rathi-and-Ati-Maha-Rathi-in-Mahabharatha