31780692

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{479}}^1$

素因数の和:605

約数の個数: 72

約数和(自身を含む): 85612800

約数和(自身を除く): 53832108

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 97, 114, 171, 194, 228, 291, 342, 388, 479, 582, 684, 873, 958, 1164, 1437, 1746, 1843, 1916, 2874, 3492, 3686, 4311, 5529, 5748, 7372, 8622, 9101, 11058, 16587, 17244, 18202, 22116, 27303, 33174, 36404, 46463, 54606, 66348, 81909, 92926, 109212, 139389, 163818, 185852, 278778, 327636, 418167, 557556, 836334, 882797, 1672668, 1765594, 2648391, 3531188, 5296782, 7945173, 10593564, 15890346, 31780692]

約数ペア:

[(1, 31780692), (2, 15890346), (3, 10593564), (4, 7945173), (6, 5296782), (9, 3531188), (12, 2648391), (18, 1765594), (19, 1672668), (36, 882797), (38, 836334), (57, 557556), (76, 418167), (97, 327636), (114, 278778), (171, 185852), (194, 163818), (228, 139389), (291, 109212), (342, 92926), (388, 81909), (479, 66348), (582, 54606), (684, 46463), (873, 36404), (958, 33174), (1164, 27303), (1437, 22116), (1746, 18202), (1843, 17244), (1916, 16587), (2874, 11058), (3492, 9101), (3686, 8622), (4311, 7372), (5529, 5748)]