180168836

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 334623744

約数和(自身を除く): 154454908

約数列:

[1, 2, 4, 37, 53, 74, 103, 106, 148, 206, 212, 223, 412, 446, 892, 1961, 3811, 3922, 5459, 7622, 7844, 8251, 10918, 11819, 15244, 16502, 21836, 22969, 23638, 33004, 45938, 47276, 91876, 201983, 403966, 437303, 807932, 849853, 874606, 1217357, 1699706, 1749212, 2434714, 3399412, 4869428, 45042209, 90084418, 180168836]

約数ペア:

[(1, 180168836), (2, 90084418), (4, 45042209), (37, 4869428), (53, 3399412), (74, 2434714), (103, 1749212), (106, 1699706), (148, 1217357), (206, 874606), (212, 849853), (223, 807932), (412, 437303), (446, 403966), (892, 201983), (1961, 91876), (3811, 47276), (3922, 45938), (5459, 33004), (7622, 23638), (7844, 22969), (8251, 21836), (10918, 16502), (11819, 15244)]