428880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1787}}^1$

素因数の和:1803

約数の個数: 40

約数和(自身を含む): 1330272

約数和(自身を除く): 901392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1787, 3574, 5361, 7148, 8935, 10722, 14296, 17870, 21444, 26805, 28592, 35740, 42888, 53610, 71480, 85776, 107220, 142960, 214440, 428880]

約数ペア:

[(1, 428880), (2, 214440), (3, 142960), (4, 107220), (5, 85776), (6, 71480), (8, 53610), (10, 42888), (12, 35740), (15, 28592), (16, 26805), (20, 21444), (24, 17870), (30, 14296), (40, 10722), (48, 8935), (60, 7148), (80, 5361), (120, 3574), (240, 1787)]