id:A020696 - OEIS Search Results

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A020696

Let a,b,c,...k be all divisors of n; a(n) = (a+1)*(b+1)*...*(k+1).

+0
1

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; listen)

	OFFSET	`1,1`
	COMMENT	`a(p) = 2(p+1), a(p^2) = 2(p+1)(p^2+1).`
	CROSSREFS	`Adjacent sequences: A020693 A020694 A020695 this_sequence A020697 A020698 A020699` `Sequence in context: A115506 A057852 A056188 this_sequence A132269 A053287 A086323`
	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`

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Last modified May 11 10:28 EDT 2008. Contains 139662 sequences.

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