131448688

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{277}}^1$

素因数の和:534

約数の個数: 80

約数和(自身を含む): 308869120

約数和(自身を除く): 177420432

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 223, 266, 277, 304, 446, 532, 554, 892, 1064, 1108, 1561, 1784, 1939, 2128, 2216, 3122, 3568, 3878, 4237, 4432, 5263, 6244, 7756, 8474, 10526, 12488, 15512, 16948, 21052, 24976, 29659, 31024, 33896, 36841, 42104, 59318, 61771, 67792, 73682, 84208, 118636, 123542, 147364, 237272, 247084, 294728, 432397, 474544, 494168, 589456, 864794, 988336, 1173649, 1729588, 2347298, 3459176, 4694596, 6918352, 8215543, 9389192, 16431086, 18778384, 32862172, 65724344, 131448688]

約数ペア:

[(1, 131448688), (2, 65724344), (4, 32862172), (7, 18778384), (8, 16431086), (14, 9389192), (16, 8215543), (19, 6918352), (28, 4694596), (38, 3459176), (56, 2347298), (76, 1729588), (112, 1173649), (133, 988336), (152, 864794), (223, 589456), (266, 494168), (277, 474544), (304, 432397), (446, 294728), (532, 247084), (554, 237272), (892, 147364), (1064, 123542), (1108, 118636), (1561, 84208), (1784, 73682), (1939, 67792), (2128, 61771), (2216, 59318), (3122, 42104), (3568, 36841), (3878, 33896), (4237, 31024), (4432, 29659), (5263, 24976), (6244, 21052), (7756, 16948), (8474, 15512), (10526, 12488)]