90720942

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2207}}^1$

素因数の和:2273

約数の個数: 64

約数和(自身を含む): 213663744

約数和(自身を除く): 122942802

約数列:

[1, 2, 3, 6, 13, 17, 26, 31, 34, 39, 51, 62, 78, 93, 102, 186, 221, 403, 442, 527, 663, 806, 1054, 1209, 1326, 1581, 2207, 2418, 3162, 4414, 6621, 6851, 13242, 13702, 20553, 28691, 37519, 41106, 57382, 68417, 75038, 86073, 112557, 136834, 172146, 205251, 225114, 410502, 487747, 889421, 975494, 1163089, 1463241, 1778842, 2326178, 2668263, 2926482, 3489267, 5336526, 6978534, 15120157, 30240314, 45360471, 90720942]

約数ペア:

[(1, 90720942), (2, 45360471), (3, 30240314), (6, 15120157), (13, 6978534), (17, 5336526), (26, 3489267), (31, 2926482), (34, 2668263), (39, 2326178), (51, 1778842), (62, 1463241), (78, 1163089), (93, 975494), (102, 889421), (186, 487747), (221, 410502), (403, 225114), (442, 205251), (527, 172146), (663, 136834), (806, 112557), (1054, 86073), (1209, 75038), (1326, 68417), (1581, 57382), (2207, 41106), (2418, 37519), (3162, 28691), (4414, 20553), (6621, 13702), (6851, 13242)]