20161846800

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{28429}}^1$

素因数の和:28650

約数の個数: 180

約数和(自身を含む): 70324846020

約数和(自身を除く): 50162999220

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 144, 150, 180, 197, 200, 225, 240, 300, 360, 394, 400, 450, 591, 600, 720, 788, 900, 985, 1182, 1200, 1576, 1773, 1800, 1970, 2364, 2955, 3152, 3546, 3600, 3940, 4728, 4925, 5910, 7092, 7880, 8865, 9456, 9850, 11820, 14184, 14775, 15760, 17730, 19700, 23640, 28368, 28429, 29550, 35460, 39400, 44325, 47280, 56858, 59100, 70920, 78800, 85287, 88650, 113716, 118200, 141840, 142145, 170574, 177300, 227432, 236400, 255861, 284290, 341148, 354600, 426435, 454864, 511722, 568580, 682296, 709200, 710725, 852870, 1023444, 1137160, 1279305, 1364592, 1421450, 1705740, 2046888, 2132175, 2274320, 2558610, 2842900, 3411480, 4093776, 4264350, 5117220, 5600513, 5685800, 6396525, 6822960, 8528700, 10234440, 11201026, 11371600, 12793050, 16801539, 17057400, 20468880, 22402052, 25586100, 28002565, 33603078, 34114800, 44804104, 50404617, 51172200, 56005130, 67206156, 84007695, 89608208, 100809234, 102344400, 112010260, 134412312, 140012825, 168015390, 201618468, 224020520, 252023085, 268824624, 280025650, 336030780, 403236936, 420038475, 448041040, 504046170, 560051300, 672061560, 806473872, 840076950, 1008092340, 1120102600, 1260115425, 1344123120, 1680153900, 2016184680, 2240205200, 2520230850, 3360307800, 4032369360, 5040461700, 6720615600, 10080923400, 20161846800]

約数ペア:

[(1, 20161846800), (2, 10080923400), (3, 6720615600), (4, 5040461700), (5, 4032369360), (6, 3360307800), (8, 2520230850), (9, 2240205200), (10, 2016184680), (12, 1680153900), (15, 1344123120), (16, 1260115425), (18, 1120102600), (20, 1008092340), (24, 840076950), (25, 806473872), (30, 672061560), (36, 560051300), (40, 504046170), (45, 448041040), (48, 420038475), (50, 403236936), (60, 336030780), (72, 280025650), (75, 268824624), (80, 252023085), (90, 224020520), (100, 201618468), (120, 168015390), (144, 140012825), (150, 134412312), (180, 112010260), (197, 102344400), (200, 100809234), (225, 89608208), (240, 84007695), (300, 67206156), (360, 56005130), (394, 51172200), (400, 50404617), (450, 44804104), (591, 34114800), (600, 33603078), (720, 28002565), (788, 25586100), (900, 22402052), (985, 20468880), (1182, 17057400), (1200, 16801539), (1576, 12793050), (1773, 11371600), (1800, 11201026), (1970, 10234440), (2364, 8528700), (2955, 6822960), (3152, 6396525), (3546, 5685800), (3600, 5600513), (3940, 5117220), (4728, 4264350), (4925, 4093776), (5910, 3411480), (7092, 2842900), (7880, 2558610), (8865, 2274320), (9456, 2132175), (9850, 2046888), (11820, 1705740), (14184, 1421450), (14775, 1364592), (15760, 1279305), (17730, 1137160), (19700, 1023444), (23640, 852870), (28368, 710725), (28429, 709200), (29550, 682296), (35460, 568580), (39400, 511722), (44325, 454864), (47280, 426435), (56858, 354600), (59100, 341148), (70920, 284290), (78800, 255861), (85287, 236400), (88650, 227432), (113716, 177300), (118200, 170574), (141840, 142145)]