204792280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{66491}}^1$

素因数の和:66520

約数の個数: 64

約数和(自身を含む): 574490880

約数和(自身を除く): 369698600

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 66491, 132982, 265964, 332455, 465437, 531928, 664910, 731401, 930874, 1329820, 1462802, 1861748, 2327185, 2659640, 2925604, 3657005, 3723496, 4654370, 5119807, 5851208, 7314010, 9308740, 10239614, 14628020, 18617480, 20479228, 25599035, 29256040, 40958456, 51198070, 102396140, 204792280]

約数ペア:

[(1, 204792280), (2, 102396140), (4, 51198070), (5, 40958456), (7, 29256040), (8, 25599035), (10, 20479228), (11, 18617480), (14, 14628020), (20, 10239614), (22, 9308740), (28, 7314010), (35, 5851208), (40, 5119807), (44, 4654370), (55, 3723496), (56, 3657005), (70, 2925604), (77, 2659640), (88, 2327185), (110, 1861748), (140, 1462802), (154, 1329820), (220, 930874), (280, 731401), (308, 664910), (385, 531928), (440, 465437), (616, 332455), (770, 265964), (1540, 132982), (3080, 66491)]