1280431080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{3556753}}^1$

素因数の和:3556770

約数の個数: 48

約数和(自身を含む): 4161402180

約数和(自身を除く): 2880971100

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 3556753, 7113506, 10670259, 14227012, 17783765, 21340518, 28454024, 32010777, 35567530, 42681036, 53351295, 64021554, 71135060, 85362072, 106702590, 128043108, 142270120, 160053885, 213405180, 256086216, 320107770, 426810360, 640215540, 1280431080]

約数ペア:

[(1, 1280431080), (2, 640215540), (3, 426810360), (4, 320107770), (5, 256086216), (6, 213405180), (8, 160053885), (9, 142270120), (10, 128043108), (12, 106702590), (15, 85362072), (18, 71135060), (20, 64021554), (24, 53351295), (30, 42681036), (36, 35567530), (40, 32010777), (45, 28454024), (60, 21340518), (72, 17783765), (90, 14227012), (120, 10670259), (180, 7113506), (360, 3556753)]