270487960

素因数分解:

$2^3\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{5119}}^1$

素因数の和:6451

約数の個数: 32

約数和(自身を含む): 609177600

約数和(自身を除く): 338689640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1321, 2642, 5119, 5284, 6605, 10238, 10568, 13210, 20476, 25595, 26420, 40952, 51190, 52840, 102380, 204760, 6762199, 13524398, 27048796, 33810995, 54097592, 67621990, 135243980, 270487960]

約数ペア:

[(1, 270487960), (2, 135243980), (4, 67621990), (5, 54097592), (8, 33810995), (10, 27048796), (20, 13524398), (40, 6762199), (1321, 204760), (2642, 102380), (5119, 52840), (5284, 51190), (6605, 40952), (10238, 26420), (10568, 25595), (13210, 20476)]