69128840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8269}}^1$

素因数の和:8310

約数の個数: 64

約数和(自身を含む): 178632000

約数和(自身を除く): 109503160

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8269, 8360, 16538, 33076, 41345, 66152, 82690, 90959, 157111, 165380, 181918, 314222, 330760, 363836, 454795, 628444, 727672, 785555, 909590, 1256888, 1571110, 1728221, 1819180, 3142220, 3456442, 3638360, 6284440, 6912884, 8641105, 13825768, 17282210, 34564420, 69128840]

約数ペア:

[(1, 69128840), (2, 34564420), (4, 17282210), (5, 13825768), (8, 8641105), (10, 6912884), (11, 6284440), (19, 3638360), (20, 3456442), (22, 3142220), (38, 1819180), (40, 1728221), (44, 1571110), (55, 1256888), (76, 909590), (88, 785555), (95, 727672), (110, 628444), (152, 454795), (190, 363836), (209, 330760), (220, 314222), (380, 181918), (418, 165380), (440, 157111), (760, 90959), (836, 82690), (1045, 66152), (1672, 41345), (2090, 33076), (4180, 16538), (8269, 8360)]