81872112

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1753}}^1$

素因数の和:1910

約数の個数: 80

約数和(自身を含む): 243595520

約数和(自身を除く): 161723408

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 139, 168, 278, 336, 417, 556, 834, 973, 1112, 1668, 1753, 1946, 2224, 2919, 3336, 3506, 3892, 5259, 5838, 6672, 7012, 7784, 10518, 11676, 12271, 14024, 15568, 21036, 23352, 24542, 28048, 36813, 42072, 46704, 49084, 73626, 84144, 98168, 147252, 196336, 243667, 294504, 487334, 589008, 731001, 974668, 1462002, 1705669, 1949336, 2924004, 3411338, 3898672, 5117007, 5848008, 6822676, 10234014, 11696016, 13645352, 20468028, 27290704, 40936056, 81872112]

約数ペア:

[(1, 81872112), (2, 40936056), (3, 27290704), (4, 20468028), (6, 13645352), (7, 11696016), (8, 10234014), (12, 6822676), (14, 5848008), (16, 5117007), (21, 3898672), (24, 3411338), (28, 2924004), (42, 1949336), (48, 1705669), (56, 1462002), (84, 974668), (112, 731001), (139, 589008), (168, 487334), (278, 294504), (336, 243667), (417, 196336), (556, 147252), (834, 98168), (973, 84144), (1112, 73626), (1668, 49084), (1753, 46704), (1946, 42072), (2224, 36813), (2919, 28048), (3336, 24542), (3506, 23352), (3892, 21036), (5259, 15568), (5838, 14024), (6672, 12271), (7012, 11676), (7784, 10518)]