72007440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1523}}^1$

素因数の和:1736

約数の個数: 80

約数和(自身を含む): 224503488

約数和(自身を除く): 152496048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 197, 240, 394, 591, 788, 985, 1182, 1523, 1576, 1970, 2364, 2955, 3046, 3152, 3940, 4569, 4728, 5910, 6092, 7615, 7880, 9138, 9456, 11820, 12184, 15230, 15760, 18276, 22845, 23640, 24368, 30460, 36552, 45690, 47280, 60920, 73104, 91380, 121840, 182760, 300031, 365520, 600062, 900093, 1200124, 1500155, 1800186, 2400248, 3000310, 3600372, 4500465, 4800496, 6000620, 7200744, 9000930, 12001240, 14401488, 18001860, 24002480, 36003720, 72007440]

約数ペア:

[(1, 72007440), (2, 36003720), (3, 24002480), (4, 18001860), (5, 14401488), (6, 12001240), (8, 9000930), (10, 7200744), (12, 6000620), (15, 4800496), (16, 4500465), (20, 3600372), (24, 3000310), (30, 2400248), (40, 1800186), (48, 1500155), (60, 1200124), (80, 900093), (120, 600062), (197, 365520), (240, 300031), (394, 182760), (591, 121840), (788, 91380), (985, 73104), (1182, 60920), (1523, 47280), (1576, 45690), (1970, 36552), (2364, 30460), (2955, 24368), (3046, 23640), (3152, 22845), (3940, 18276), (4569, 15760), (4728, 15230), (5910, 12184), (6092, 11820), (7615, 9456), (7880, 9138)]