A066708 Least m such that n = m mod tau(m) if such m exists, otherwise 0.

3, 6, 15, 28, 165, 30, 135, 48, 144, 192, 1755, 300, 1485, 270, 2079, 336, 6237, 1008, 9639, 1728, 1296, 3510, 28215, 1080, 16900, 2970, 10395, 7840, 12285, 4158, 41055, 4752, 40425, 12474, 48195, 3780, 220077, 19278, 51975, 10920, 356265, 9450