168045892

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:345

約数の個数: 72

約数和(自身を含む): 355052544

約数和(自身を除く): 187006652

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 127, 157, 172, 196, 254, 301, 314, 508, 602, 628, 889, 1099, 1204, 1778, 2107, 2198, 3556, 4214, 4396, 5461, 6223, 6751, 7693, 8428, 10922, 12446, 13502, 15386, 19939, 21844, 24892, 27004, 30772, 38227, 39878, 47257, 76454, 79756, 94514, 139573, 152908, 189028, 267589, 279146, 330799, 535178, 558292, 661598, 857377, 977011, 1070356, 1323196, 1714754, 1954022, 3429508, 3908044, 6001639, 12003278, 24006556, 42011473, 84022946, 168045892]

約数ペア:

[(1, 168045892), (2, 84022946), (4, 42011473), (7, 24006556), (14, 12003278), (28, 6001639), (43, 3908044), (49, 3429508), (86, 1954022), (98, 1714754), (127, 1323196), (157, 1070356), (172, 977011), (196, 857377), (254, 661598), (301, 558292), (314, 535178), (508, 330799), (602, 279146), (628, 267589), (889, 189028), (1099, 152908), (1204, 139573), (1778, 94514), (2107, 79756), (2198, 76454), (3556, 47257), (4214, 39878), (4396, 38227), (5461, 30772), (6223, 27004), (6751, 24892), (7693, 21844), (8428, 19939), (10922, 15386), (12446, 13502)]