80780880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{336587}}^1$

素因数の和:336603

約数の個数: 40

約数和(自身を含む): 250421472

約数和(自身を除く): 169640592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 336587, 673174, 1009761, 1346348, 1682935, 2019522, 2692696, 3365870, 4039044, 5048805, 5385392, 6731740, 8078088, 10097610, 13463480, 16156176, 20195220, 26926960, 40390440, 80780880]

約数ペア:

[(1, 80780880), (2, 40390440), (3, 26926960), (4, 20195220), (5, 16156176), (6, 13463480), (8, 10097610), (10, 8078088), (12, 6731740), (15, 5385392), (16, 5048805), (20, 4039044), (24, 3365870), (30, 2692696), (40, 2019522), (48, 1682935), (60, 1346348), (80, 1009761), (120, 673174), (240, 336587)]