206818320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{861743}}^1$

素因数の和:861759

約数の個数: 40

約数和(自身を含む): 641137536

約数和(自身を除く): 434319216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 861743, 1723486, 2585229, 3446972, 4308715, 5170458, 6893944, 8617430, 10340916, 12926145, 13787888, 17234860, 20681832, 25852290, 34469720, 41363664, 51704580, 68939440, 103409160, 206818320]

約数ペア:

[(1, 206818320), (2, 103409160), (3, 68939440), (4, 51704580), (5, 41363664), (6, 34469720), (8, 25852290), (10, 20681832), (12, 17234860), (15, 13787888), (16, 12926145), (20, 10340916), (24, 8617430), (30, 6893944), (40, 5170458), (48, 4308715), (60, 3446972), (80, 2585229), (120, 1723486), (240, 861743)]