168987368

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{479}}^1$

素因数の和:726

約数の個数: 64

約数和(自身を含む): 366336000

約数和(自身を除く): 197348632

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 211, 418, 422, 479, 836, 844, 958, 1672, 1688, 1916, 2321, 3832, 4009, 4642, 5269, 8018, 9101, 9284, 10538, 16036, 18202, 18568, 21076, 32072, 36404, 42152, 44099, 72808, 88198, 100111, 101069, 176396, 200222, 202138, 352792, 400444, 404276, 800888, 808552, 1111759, 1920311, 2223518, 3840622, 4447036, 7681244, 8894072, 15362488, 21123421, 42246842, 84493684, 168987368]

約数ペア:

[(1, 168987368), (2, 84493684), (4, 42246842), (8, 21123421), (11, 15362488), (19, 8894072), (22, 7681244), (38, 4447036), (44, 3840622), (76, 2223518), (88, 1920311), (152, 1111759), (209, 808552), (211, 800888), (418, 404276), (422, 400444), (479, 352792), (836, 202138), (844, 200222), (958, 176396), (1672, 101069), (1688, 100111), (1916, 88198), (2321, 72808), (3832, 44099), (4009, 42152), (4642, 36404), (5269, 32072), (8018, 21076), (9101, 18568), (9284, 18202), (10538, 16036)]