120221805

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1$

素因数の和:522

約数の個数: 64

約数和(自身を含む): 222289920

約数和(自身を除く): 102068115

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 79, 115, 165, 237, 253, 345, 395, 401, 759, 869, 1185, 1203, 1265, 1817, 2005, 2607, 3795, 4345, 4411, 5451, 6015, 9085, 9223, 13035, 13233, 19987, 22055, 27255, 27669, 31679, 46115, 59961, 66165, 95037, 99935, 101453, 138345, 158395, 299805, 304359, 348469, 475185, 507265, 728617, 1045407, 1521795, 1742345, 2185851, 3643085, 5227035, 8014787, 10929255, 24044361, 40073935, 120221805]

約数ペア:

[(1, 120221805), (3, 40073935), (5, 24044361), (11, 10929255), (15, 8014787), (23, 5227035), (33, 3643085), (55, 2185851), (69, 1742345), (79, 1521795), (115, 1045407), (165, 728617), (237, 507265), (253, 475185), (345, 348469), (395, 304359), (401, 299805), (759, 158395), (869, 138345), (1185, 101453), (1203, 99935), (1265, 95037), (1817, 66165), (2005, 59961), (2607, 46115), (3795, 31679), (4345, 27669), (4411, 27255), (5451, 22055), (6015, 19987), (9085, 13233), (9223, 13035)]