26978700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1$

素因数の和:496

約数の個数: 144

約数和(自身を含む): 92494080

約数和(自身を除く): 65515380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 29, 30, 35, 42, 50, 58, 60, 70, 75, 84, 87, 100, 105, 116, 140, 145, 150, 174, 175, 203, 210, 290, 300, 348, 350, 406, 420, 435, 443, 525, 580, 609, 700, 725, 812, 870, 886, 1015, 1050, 1218, 1329, 1450, 1740, 1772, 2030, 2100, 2175, 2215, 2436, 2658, 2900, 3045, 3101, 4060, 4350, 4430, 5075, 5316, 6090, 6202, 6645, 8700, 8860, 9303, 10150, 11075, 12180, 12404, 12847, 13290, 15225, 15505, 18606, 20300, 22150, 25694, 26580, 30450, 31010, 33225, 37212, 38541, 44300, 46515, 51388, 60900, 62020, 64235, 66450, 77082, 77525, 89929, 93030, 128470, 132900, 154164, 155050, 179858, 186060, 192705, 232575, 256940, 269787, 310100, 321175, 359716, 385410, 449645, 465150, 539574, 642350, 770820, 899290, 930300, 963525, 1079148, 1284700, 1348935, 1798580, 1927050, 2248225, 2697870, 3854100, 4496450, 5395740, 6744675, 8992900, 13489350, 26978700]

約数ペア:

[(1, 26978700), (2, 13489350), (3, 8992900), (4, 6744675), (5, 5395740), (6, 4496450), (7, 3854100), (10, 2697870), (12, 2248225), (14, 1927050), (15, 1798580), (20, 1348935), (21, 1284700), (25, 1079148), (28, 963525), (29, 930300), (30, 899290), (35, 770820), (42, 642350), (50, 539574), (58, 465150), (60, 449645), (70, 385410), (75, 359716), (84, 321175), (87, 310100), (100, 269787), (105, 256940), (116, 232575), (140, 192705), (145, 186060), (150, 179858), (174, 155050), (175, 154164), (203, 132900), (210, 128470), (290, 93030), (300, 89929), (348, 77525), (350, 77082), (406, 66450), (420, 64235), (435, 62020), (443, 60900), (525, 51388), (580, 46515), (609, 44300), (700, 38541), (725, 37212), (812, 33225), (870, 31010), (886, 30450), (1015, 26580), (1050, 25694), (1218, 22150), (1329, 20300), (1450, 18606), (1740, 15505), (1772, 15225), (2030, 13290), (2100, 12847), (2175, 12404), (2215, 12180), (2436, 11075), (2658, 10150), (2900, 9303), (3045, 8860), (3101, 8700), (4060, 6645), (4350, 6202), (4430, 6090), (5075, 5316)]