978181768

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:271

約数の個数: 96

約数和(自身を含む): 2029147200

約数和(自身を除く): 1050965432

約数列:

[1, 2, 4, 8, 17, 34, 59, 68, 71, 101, 118, 136, 142, 202, 236, 284, 289, 404, 472, 568, 578, 808, 1003, 1156, 1207, 1717, 2006, 2312, 2414, 3434, 4012, 4189, 4828, 5959, 6868, 7171, 8024, 8378, 9656, 11918, 13736, 14342, 16756, 17051, 20519, 23836, 28684, 29189, 33512, 34102, 41038, 47672, 57368, 58378, 68204, 71213, 82076, 101303, 116756, 121907, 136408, 142426, 164152, 202606, 233512, 243814, 284852, 405212, 423089, 487628, 569704, 810424, 846178, 975256, 1210621, 1692356, 1722151, 2072419, 2421242, 3384712, 3444302, 4144838, 4842484, 6888604, 7192513, 8289676, 9684968, 13777208, 14385026, 16579352, 28770052, 57540104, 122272721, 244545442, 489090884, 978181768]

約数ペア:

[(1, 978181768), (2, 489090884), (4, 244545442), (8, 122272721), (17, 57540104), (34, 28770052), (59, 16579352), (68, 14385026), (71, 13777208), (101, 9684968), (118, 8289676), (136, 7192513), (142, 6888604), (202, 4842484), (236, 4144838), (284, 3444302), (289, 3384712), (404, 2421242), (472, 2072419), (568, 1722151), (578, 1692356), (808, 1210621), (1003, 975256), (1156, 846178), (1207, 810424), (1717, 569704), (2006, 487628), (2312, 423089), (2414, 405212), (3434, 284852), (4012, 243814), (4189, 233512), (4828, 202606), (5959, 164152), (6868, 142426), (7171, 136408), (8024, 121907), (8378, 116756), (9656, 101303), (11918, 82076), (13736, 71213), (14342, 68204), (16756, 58378), (17051, 57368), (20519, 47672), (23836, 41038), (28684, 34102), (29189, 33512)]