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A020696 Let a,b,c,...k be all divisors of n; a(n) = (a+1)*(b+1)*...*(k+1). 0
2, 6, 8, 30, 12, 168, 16, 270, 80, 396, 24, 10920, 28, 720, 768, 4590, 36, 31920, 40, 41580, 1408, 1656, 48, 2457000, 312, 2268, 2240, 104400, 60, 5499648, 64, 151470, 3264, 3780, 3456, 76767600, 76, 4680, 4480, 15343020, 84, 19071360, 88 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

a(p) = 2(p+1), a(p^2) = 2(p+1)(p^2+1).

LINKS

Table of n, a(n) for n=1..43.

CROSSREFS

Sequence in context: A210737 A140539 A056188 * A216762 A132269 A053287

Adjacent sequences:  A020693 A020694 A020695 * A020697 A020698 A020699

KEYWORD

nonn,easy

AUTHOR

Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Jun 01 2003

EXTENSIONS

Edited by Don Reble (djr(AT)nk.ca), Jun 05 2003

STATUS

approved

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Last modified May 24 22:42 EDT 2013. Contains 225631 sequences.