179490640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1627}}^1$

素因数の和:1844

約数の個数: 80

約数和(自身を含む): 479647872

約数和(自身を除く): 300157232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 197, 280, 394, 560, 788, 985, 1379, 1576, 1627, 1970, 2758, 3152, 3254, 3940, 5516, 6508, 6895, 7880, 8135, 11032, 11389, 13016, 13790, 15760, 16270, 22064, 22778, 26032, 27580, 32540, 45556, 55160, 56945, 65080, 91112, 110320, 113890, 130160, 182224, 227780, 320519, 455560, 641038, 911120, 1282076, 1602595, 2243633, 2564152, 3205190, 4487266, 5128304, 6410380, 8974532, 11218165, 12820760, 17949064, 22436330, 25641520, 35898128, 44872660, 89745320, 179490640]

約数ペア:

[(1, 179490640), (2, 89745320), (4, 44872660), (5, 35898128), (7, 25641520), (8, 22436330), (10, 17949064), (14, 12820760), (16, 11218165), (20, 8974532), (28, 6410380), (35, 5128304), (40, 4487266), (56, 3205190), (70, 2564152), (80, 2243633), (112, 1602595), (140, 1282076), (197, 911120), (280, 641038), (394, 455560), (560, 320519), (788, 227780), (985, 182224), (1379, 130160), (1576, 113890), (1627, 110320), (1970, 91112), (2758, 65080), (3152, 56945), (3254, 55160), (3940, 45556), (5516, 32540), (6508, 27580), (6895, 26032), (7880, 22778), (8135, 22064), (11032, 16270), (11389, 15760), (13016, 13790)]