89901720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{249727}}^1$

素因数の和:249744

約数の個数: 48

約数和(自身を含む): 292181760

約数和(自身を除く): 202280040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 249727, 499454, 749181, 998908, 1248635, 1498362, 1997816, 2247543, 2497270, 2996724, 3745905, 4495086, 4994540, 5993448, 7491810, 8990172, 9989080, 11237715, 14983620, 17980344, 22475430, 29967240, 44950860, 89901720]

約数ペア:

[(1, 89901720), (2, 44950860), (3, 29967240), (4, 22475430), (5, 17980344), (6, 14983620), (8, 11237715), (9, 9989080), (10, 8990172), (12, 7491810), (15, 5993448), (18, 4994540), (20, 4495086), (24, 3745905), (30, 2996724), (36, 2497270), (40, 2247543), (45, 1997816), (60, 1498362), (72, 1248635), (90, 998908), (120, 749181), (180, 499454), (360, 249727)]