169645520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{733}}^1$

素因数の和:1020

約数の個数: 80

約数和(自身を含む): 432508032

約数和(自身を除く): 262862512

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 263, 440, 526, 733, 880, 1052, 1315, 1466, 2104, 2630, 2893, 2932, 3665, 4208, 5260, 5786, 5864, 7330, 8063, 10520, 11572, 11728, 14465, 14660, 16126, 21040, 23144, 28930, 29320, 32252, 40315, 46288, 57860, 58640, 64504, 80630, 115720, 129008, 161260, 192779, 231440, 322520, 385558, 645040, 771116, 963895, 1542232, 1927790, 2120569, 3084464, 3855580, 4241138, 7711160, 8482276, 10602845, 15422320, 16964552, 21205690, 33929104, 42411380, 84822760, 169645520]

約数ペア:

[(1, 169645520), (2, 84822760), (4, 42411380), (5, 33929104), (8, 21205690), (10, 16964552), (11, 15422320), (16, 10602845), (20, 8482276), (22, 7711160), (40, 4241138), (44, 3855580), (55, 3084464), (80, 2120569), (88, 1927790), (110, 1542232), (176, 963895), (220, 771116), (263, 645040), (440, 385558), (526, 322520), (733, 231440), (880, 192779), (1052, 161260), (1315, 129008), (1466, 115720), (2104, 80630), (2630, 64504), (2893, 58640), (2932, 57860), (3665, 46288), (4208, 40315), (5260, 32252), (5786, 29320), (5864, 28930), (7330, 23144), (8063, 21040), (10520, 16126), (11572, 14660), (11728, 14465)]