280828087440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1170117031}}^1$

素因数の和:1170117047

約数の個数: 40

約数和(自身を含む): 870567071808

約数和(自身を除く): 589738984368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1170117031, 2340234062, 3510351093, 4680468124, 5850585155, 7020702186, 9360936248, 11701170310, 14041404372, 17551755465, 18721872496, 23402340620, 28082808744, 35103510930, 46804681240, 56165617488, 70207021860, 93609362480, 140414043720, 280828087440]

約数ペア:

[(1, 280828087440), (2, 140414043720), (3, 93609362480), (4, 70207021860), (5, 56165617488), (6, 46804681240), (8, 35103510930), (10, 28082808744), (12, 23402340620), (15, 18721872496), (16, 17551755465), (20, 14041404372), (24, 11701170310), (30, 9360936248), (40, 7020702186), (48, 5850585155), (60, 4680468124), (80, 3510351093), (120, 2340234062), (240, 1170117031)]