128481720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1070681}}^1$

素因数の和:1070695

約数の個数: 32

約数和(自身を含む): 385445520

約数和(自身を除く): 256963800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1070681, 2141362, 3212043, 4282724, 5353405, 6424086, 8565448, 10706810, 12848172, 16060215, 21413620, 25696344, 32120430, 42827240, 64240860, 128481720]

約数ペア:

[(1, 128481720), (2, 64240860), (3, 42827240), (4, 32120430), (5, 25696344), (6, 21413620), (8, 16060215), (10, 12848172), (12, 10706810), (15, 8565448), (20, 6424086), (24, 5353405), (30, 4282724), (40, 3212043), (60, 2141362), (120, 1070681)]