68689320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{81773}}^1$

素因数の和:81794

約数の個数: 64

約数和(自身を含む): 235509120

約数和(自身を除く): 166819800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 81773, 163546, 245319, 327092, 408865, 490638, 572411, 654184, 817730, 981276, 1144822, 1226595, 1635460, 1717233, 1962552, 2289644, 2453190, 2862055, 3270920, 3434466, 4579288, 4906380, 5724110, 6868932, 8586165, 9812760, 11448220, 13737864, 17172330, 22896440, 34344660, 68689320]

約数ペア:

[(1, 68689320), (2, 34344660), (3, 22896440), (4, 17172330), (5, 13737864), (6, 11448220), (7, 9812760), (8, 8586165), (10, 6868932), (12, 5724110), (14, 4906380), (15, 4579288), (20, 3434466), (21, 3270920), (24, 2862055), (28, 2453190), (30, 2289644), (35, 1962552), (40, 1717233), (42, 1635460), (56, 1226595), (60, 1144822), (70, 981276), (84, 817730), (105, 654184), (120, 572411), (140, 490638), (168, 408865), (210, 327092), (280, 245319), (420, 163546), (840, 81773)]