428120400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{197}}^1\times {\mathrm{1811}}^1$

素因数の和:2029

約数の個数: 120

約数和(自身を含む): 1379134944

約数和(自身を除く): 951014544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 197, 200, 240, 300, 394, 400, 591, 600, 788, 985, 1182, 1200, 1576, 1811, 1970, 2364, 2955, 3152, 3622, 3940, 4728, 4925, 5433, 5910, 7244, 7880, 9055, 9456, 9850, 10866, 11820, 14488, 14775, 15760, 18110, 19700, 21732, 23640, 27165, 28976, 29550, 36220, 39400, 43464, 45275, 47280, 54330, 59100, 72440, 78800, 86928, 90550, 108660, 118200, 135825, 144880, 181100, 217320, 236400, 271650, 356767, 362200, 434640, 543300, 713534, 724400, 1070301, 1086600, 1427068, 1783835, 2140602, 2173200, 2854136, 3567670, 4281204, 5351505, 5708272, 7135340, 8562408, 8919175, 10703010, 14270680, 17124816, 17838350, 21406020, 26757525, 28541360, 35676700, 42812040, 53515050, 71353400, 85624080, 107030100, 142706800, 214060200, 428120400]

約数ペア:

[(1, 428120400), (2, 214060200), (3, 142706800), (4, 107030100), (5, 85624080), (6, 71353400), (8, 53515050), (10, 42812040), (12, 35676700), (15, 28541360), (16, 26757525), (20, 21406020), (24, 17838350), (25, 17124816), (30, 14270680), (40, 10703010), (48, 8919175), (50, 8562408), (60, 7135340), (75, 5708272), (80, 5351505), (100, 4281204), (120, 3567670), (150, 2854136), (197, 2173200), (200, 2140602), (240, 1783835), (300, 1427068), (394, 1086600), (400, 1070301), (591, 724400), (600, 713534), (788, 543300), (985, 434640), (1182, 362200), (1200, 356767), (1576, 271650), (1811, 236400), (1970, 217320), (2364, 181100), (2955, 144880), (3152, 135825), (3622, 118200), (3940, 108660), (4728, 90550), (4925, 86928), (5433, 78800), (5910, 72440), (7244, 59100), (7880, 54330), (9055, 47280), (9456, 45275), (9850, 43464), (10866, 39400), (11820, 36220), (14488, 29550), (14775, 28976), (15760, 27165), (18110, 23640), (19700, 21732)]