80516760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1361}}^1$

素因数の和:1421

約数の個数: 128

約数和(自身を含む): 264772800

約数和(自身を除く): 184256040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 29, 30, 34, 40, 51, 58, 60, 68, 85, 87, 102, 116, 120, 136, 145, 170, 174, 204, 232, 255, 290, 340, 348, 408, 435, 493, 510, 580, 680, 696, 870, 986, 1020, 1160, 1361, 1479, 1740, 1972, 2040, 2465, 2722, 2958, 3480, 3944, 4083, 4930, 5444, 5916, 6805, 7395, 8166, 9860, 10888, 11832, 13610, 14790, 16332, 19720, 20415, 23137, 27220, 29580, 32664, 39469, 40830, 46274, 54440, 59160, 69411, 78938, 81660, 92548, 115685, 118407, 138822, 157876, 163320, 185096, 197345, 231370, 236814, 277644, 315752, 347055, 394690, 462740, 473628, 555288, 592035, 670973, 694110, 789380, 925480, 947256, 1184070, 1341946, 1388220, 1578760, 2012919, 2368140, 2683892, 2776440, 3354865, 4025838, 4736280, 5367784, 6709730, 8051676, 10064595, 13419460, 16103352, 20129190, 26838920, 40258380, 80516760]

約数ペア:

[(1, 80516760), (2, 40258380), (3, 26838920), (4, 20129190), (5, 16103352), (6, 13419460), (8, 10064595), (10, 8051676), (12, 6709730), (15, 5367784), (17, 4736280), (20, 4025838), (24, 3354865), (29, 2776440), (30, 2683892), (34, 2368140), (40, 2012919), (51, 1578760), (58, 1388220), (60, 1341946), (68, 1184070), (85, 947256), (87, 925480), (102, 789380), (116, 694110), (120, 670973), (136, 592035), (145, 555288), (170, 473628), (174, 462740), (204, 394690), (232, 347055), (255, 315752), (290, 277644), (340, 236814), (348, 231370), (408, 197345), (435, 185096), (493, 163320), (510, 157876), (580, 138822), (680, 118407), (696, 115685), (870, 92548), (986, 81660), (1020, 78938), (1160, 69411), (1361, 59160), (1479, 54440), (1740, 46274), (1972, 40830), (2040, 39469), (2465, 32664), (2722, 29580), (2958, 27220), (3480, 23137), (3944, 20415), (4083, 19720), (4930, 16332), (5444, 14790), (5916, 13610), (6805, 11832), (7395, 10888), (8166, 9860)]