128995140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{20873}}^1$

素因数の和:20988

約数の個数: 48

約数和(自身を含む): 364710528

約数和(自身を除く): 235715388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 309, 412, 515, 618, 1030, 1236, 1545, 2060, 3090, 6180, 20873, 41746, 62619, 83492, 104365, 125238, 208730, 250476, 313095, 417460, 626190, 1252380, 2149919, 4299838, 6449757, 8599676, 10749595, 12899514, 21499190, 25799028, 32248785, 42998380, 64497570, 128995140]

約数ペア:

[(1, 128995140), (2, 64497570), (3, 42998380), (4, 32248785), (5, 25799028), (6, 21499190), (10, 12899514), (12, 10749595), (15, 8599676), (20, 6449757), (30, 4299838), (60, 2149919), (103, 1252380), (206, 626190), (309, 417460), (412, 313095), (515, 250476), (618, 208730), (1030, 125238), (1236, 104365), (1545, 83492), (2060, 62619), (3090, 41746), (6180, 20873)]