319565520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{751}}^1$

素因数の和:970

約数の個数: 160

約数和(自身を含む): 1107786240

約数和(自身を除く): 788220720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 197, 216, 240, 270, 360, 394, 432, 540, 591, 720, 751, 788, 985, 1080, 1182, 1502, 1576, 1773, 1970, 2160, 2253, 2364, 2955, 3004, 3152, 3546, 3755, 3940, 4506, 4728, 5319, 5910, 6008, 6759, 7092, 7510, 7880, 8865, 9012, 9456, 10638, 11265, 11820, 12016, 13518, 14184, 15020, 15760, 17730, 18024, 20277, 21276, 22530, 23640, 26595, 27036, 28368, 30040, 33795, 35460, 36048, 40554, 42552, 45060, 47280, 53190, 54072, 60080, 67590, 70920, 81108, 85104, 90120, 101385, 106380, 108144, 135180, 141840, 147947, 162216, 180240, 202770, 212760, 270360, 295894, 324432, 405540, 425520, 443841, 540720, 591788, 739735, 811080, 887682, 1183576, 1331523, 1479470, 1622160, 1775364, 2219205, 2367152, 2663046, 2958940, 3550728, 3994569, 4438410, 5326092, 5917880, 6657615, 7101456, 7989138, 8876820, 10652184, 11835760, 13315230, 15978276, 17753640, 19972845, 21304368, 26630460, 31956552, 35507280, 39945690, 53260920, 63913104, 79891380, 106521840, 159782760, 319565520]

約数ペア:

[(1, 319565520), (2, 159782760), (3, 106521840), (4, 79891380), (5, 63913104), (6, 53260920), (8, 39945690), (9, 35507280), (10, 31956552), (12, 26630460), (15, 21304368), (16, 19972845), (18, 17753640), (20, 15978276), (24, 13315230), (27, 11835760), (30, 10652184), (36, 8876820), (40, 7989138), (45, 7101456), (48, 6657615), (54, 5917880), (60, 5326092), (72, 4438410), (80, 3994569), (90, 3550728), (108, 2958940), (120, 2663046), (135, 2367152), (144, 2219205), (180, 1775364), (197, 1622160), (216, 1479470), (240, 1331523), (270, 1183576), (360, 887682), (394, 811080), (432, 739735), (540, 591788), (591, 540720), (720, 443841), (751, 425520), (788, 405540), (985, 324432), (1080, 295894), (1182, 270360), (1502, 212760), (1576, 202770), (1773, 180240), (1970, 162216), (2160, 147947), (2253, 141840), (2364, 135180), (2955, 108144), (3004, 106380), (3152, 101385), (3546, 90120), (3755, 85104), (3940, 81108), (4506, 70920), (4728, 67590), (5319, 60080), (5910, 54072), (6008, 53190), (6759, 47280), (7092, 45060), (7510, 42552), (7880, 40554), (8865, 36048), (9012, 35460), (9456, 33795), (10638, 30040), (11265, 28368), (11820, 27036), (12016, 26595), (13518, 23640), (14184, 22530), (15020, 21276), (15760, 20277), (17730, 18024)]