## https://yukicoder.me/problems/no/1797


def main():
    H, W, K = map(int, input().split())
    if K == 1:
        print(1)
        return

    x = H * W

    patterns = [-1] * (K ** x)
    index = 0
    for bit in range(K ** x):
        if patterns[bit] != -1:
            continue

        panel = [[-1] * W for _ in range(H)]
        b = bit
        y_set = set()
        for i in range(x):
            y = b % K
            y_set.add(y)


            h = i // W
            w = i % W
            panel[h][w] = y
            b //= K

        if len(y_set) < K:
            continue


        for dh in range(H):
            for dw in range(W):
                new_panel = [[-1] * W for _ in range(H)]

                for h in range(H):
                    for w in range(W):
                        new_panel[h][w] = panel[(h + dh) % H][(w + dw) % W]
                
                c = 0
                z = 1
                for i in range(x):
                    c += new_panel[i // W][i % W] * z
                    z *= K
                
                patterns[c] = index
        index += 1

    print(index)



if __name__ == "__main__":
    main()