255704940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1420583}}^1$

素因数の和:1420598

約数の個数: 36

約数和(自身を含む): 775638864

約数和(自身を除く): 519933924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1420583, 2841166, 4261749, 5682332, 7102915, 8523498, 12785247, 14205830, 17046996, 21308745, 25570494, 28411660, 42617490, 51140988, 63926235, 85234980, 127852470, 255704940]

約数ペア:

[(1, 255704940), (2, 127852470), (3, 85234980), (4, 63926235), (5, 51140988), (6, 42617490), (9, 28411660), (10, 25570494), (12, 21308745), (15, 17046996), (18, 14205830), (20, 12785247), (30, 8523498), (36, 7102915), (45, 5682332), (60, 4261749), (90, 2841166), (180, 1420583)]