205081140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{310729}}^1$

素因数の和:310752

約数の個数: 48

約数和(自身を含む): 626431680

約数和(自身を除く): 421350540

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 310729, 621458, 932187, 1242916, 1553645, 1864374, 3107290, 3418019, 3728748, 4660935, 6214580, 6836038, 9321870, 10254057, 13672076, 17090095, 18643740, 20508114, 34180190, 41016228, 51270285, 68360380, 102540570, 205081140]

約数ペア:

[(1, 205081140), (2, 102540570), (3, 68360380), (4, 51270285), (5, 41016228), (6, 34180190), (10, 20508114), (11, 18643740), (12, 17090095), (15, 13672076), (20, 10254057), (22, 9321870), (30, 6836038), (33, 6214580), (44, 4660935), (55, 3728748), (60, 3418019), (66, 3107290), (110, 1864374), (132, 1553645), (165, 1242916), (220, 932187), (330, 621458), (660, 310729)]