243490590

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{128831}}^1$

素因数の和:128854

約数の個数: 64

約数和(自身を含む): 742072320

約数和(自身を除く): 498581730

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 128831, 257662, 386493, 644155, 772986, 901817, 1159479, 1288310, 1803634, 1932465, 2318958, 2705451, 3478437, 3864930, 4509085, 5410902, 5797395, 6956874, 8116353, 9018170, 11594790, 13527255, 16232706, 17392185, 24349059, 27054510, 34784370, 40581765, 48698118, 81163530, 121745295, 243490590]

約数ペア:

[(1, 243490590), (2, 121745295), (3, 81163530), (5, 48698118), (6, 40581765), (7, 34784370), (9, 27054510), (10, 24349059), (14, 17392185), (15, 16232706), (18, 13527255), (21, 11594790), (27, 9018170), (30, 8116353), (35, 6956874), (42, 5797395), (45, 5410902), (54, 4509085), (63, 3864930), (70, 3478437), (90, 2705451), (105, 2318958), (126, 1932465), (135, 1803634), (189, 1288310), (210, 1159479), (270, 901817), (315, 772986), (378, 644155), (630, 386493), (945, 257662), (1890, 128831)]