51251220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{284729}}^1$

素因数の和:284744

約数の個数: 36

約数和(自身を含む): 155462580

約数和(自身を除く): 104211360

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 284729, 569458, 854187, 1138916, 1423645, 1708374, 2562561, 2847290, 3416748, 4270935, 5125122, 5694580, 8541870, 10250244, 12812805, 17083740, 25625610, 51251220]

約数ペア:

[(1, 51251220), (2, 25625610), (3, 17083740), (4, 12812805), (5, 10250244), (6, 8541870), (9, 5694580), (10, 5125122), (12, 4270935), (15, 3416748), (18, 2847290), (20, 2562561), (30, 1708374), (36, 1423645), (45, 1138916), (60, 854187), (90, 569458), (180, 284729)]