81991152

素因数分解:

$2^4\times 3^2\times {\mathrm{439}}^1\times {\mathrm{1297}}^1$

素因数の和:1750

約数の個数: 60

約数和(自身を含む): 230161360

約数和(自身を除く): 148170208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 439, 878, 1297, 1317, 1756, 2594, 2634, 3512, 3891, 3951, 5188, 5268, 7024, 7782, 7902, 10376, 10536, 11673, 15564, 15804, 20752, 21072, 23346, 31128, 31608, 46692, 62256, 63216, 93384, 186768, 569383, 1138766, 1708149, 2277532, 3416298, 4555064, 5124447, 6832596, 9110128, 10248894, 13665192, 20497788, 27330384, 40995576, 81991152]

約数ペア:

[(1, 81991152), (2, 40995576), (3, 27330384), (4, 20497788), (6, 13665192), (8, 10248894), (9, 9110128), (12, 6832596), (16, 5124447), (18, 4555064), (24, 3416298), (36, 2277532), (48, 1708149), (72, 1138766), (144, 569383), (439, 186768), (878, 93384), (1297, 63216), (1317, 62256), (1756, 46692), (2594, 31608), (2634, 31128), (3512, 23346), (3891, 21072), (3951, 20752), (5188, 15804), (5268, 15564), (7024, 11673), (7782, 10536), (7902, 10376)]