290785860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1615477}}^1$

素因数の和:1615492

約数の個数: 36

約数和(自身を含む): 882050988

約数和(自身を除く): 591265128

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1615477, 3230954, 4846431, 6461908, 8077385, 9692862, 14539293, 16154770, 19385724, 24232155, 29078586, 32309540, 48464310, 58157172, 72696465, 96928620, 145392930, 290785860]

約数ペア:

[(1, 290785860), (2, 145392930), (3, 96928620), (4, 72696465), (5, 58157172), (6, 48464310), (9, 32309540), (10, 29078586), (12, 24232155), (15, 19385724), (18, 16154770), (20, 14539293), (30, 9692862), (36, 8077385), (45, 6461908), (60, 4846431), (90, 3230954), (180, 1615477)]