2881647540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{842587}}^1$

素因数の和:842621

約数の個数: 72

約数和(自身を含む): 9201060960

約数和(自身を除く): 6319413420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 842587, 1685174, 2527761, 3370348, 4212935, 5055522, 7583283, 8425870, 10111044, 12638805, 15166566, 16009153, 16851740, 25277610, 30333132, 32018306, 37916415, 48027459, 50555220, 64036612, 75832830, 80045765, 96054918, 144082377, 151665660, 160091530, 192109836, 240137295, 288164754, 320183060, 480274590, 576329508, 720411885, 960549180, 1440823770, 2881647540]

約数ペア:

[(1, 2881647540), (2, 1440823770), (3, 960549180), (4, 720411885), (5, 576329508), (6, 480274590), (9, 320183060), (10, 288164754), (12, 240137295), (15, 192109836), (18, 160091530), (19, 151665660), (20, 144082377), (30, 96054918), (36, 80045765), (38, 75832830), (45, 64036612), (57, 50555220), (60, 48027459), (76, 37916415), (90, 32018306), (95, 30333132), (114, 25277610), (171, 16851740), (180, 16009153), (190, 15166566), (228, 12638805), (285, 10111044), (342, 8425870), (380, 7583283), (570, 5055522), (684, 4212935), (855, 3370348), (1140, 2527761), (1710, 1685174), (3420, 842587)]