31286256

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1667}}^1$

素因数の和:1718

約数の個数: 80

約数和(自身を含む): 89351424

約数和(自身を除く): 58065168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 23, 24, 34, 46, 48, 51, 68, 69, 92, 102, 136, 138, 184, 204, 272, 276, 368, 391, 408, 552, 782, 816, 1104, 1173, 1564, 1667, 2346, 3128, 3334, 4692, 5001, 6256, 6668, 9384, 10002, 13336, 18768, 20004, 26672, 28339, 38341, 40008, 56678, 76682, 80016, 85017, 113356, 115023, 153364, 170034, 226712, 230046, 306728, 340068, 453424, 460092, 613456, 651797, 680136, 920184, 1303594, 1360272, 1840368, 1955391, 2607188, 3910782, 5214376, 7821564, 10428752, 15643128, 31286256]

約数ペア:

[(1, 31286256), (2, 15643128), (3, 10428752), (4, 7821564), (6, 5214376), (8, 3910782), (12, 2607188), (16, 1955391), (17, 1840368), (23, 1360272), (24, 1303594), (34, 920184), (46, 680136), (48, 651797), (51, 613456), (68, 460092), (69, 453424), (92, 340068), (102, 306728), (136, 230046), (138, 226712), (184, 170034), (204, 153364), (272, 115023), (276, 113356), (368, 85017), (391, 80016), (408, 76682), (552, 56678), (782, 40008), (816, 38341), (1104, 28339), (1173, 26672), (1564, 20004), (1667, 18768), (2346, 13336), (3128, 10002), (3334, 9384), (4692, 6668), (5001, 6256)]