720375

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{113}}^1$

素因数の和:148

約数の個数: 32

約数和(自身を含む): 1280448

約数和(自身を除く): 560073

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 113, 125, 255, 339, 375, 425, 565, 1275, 1695, 1921, 2125, 2825, 5763, 6375, 8475, 9605, 14125, 28815, 42375, 48025, 144075, 240125, 720375]

約数ペア:

[(1, 720375), (3, 240125), (5, 144075), (15, 48025), (17, 42375), (25, 28815), (51, 14125), (75, 9605), (85, 8475), (113, 6375), (125, 5763), (255, 2825), (339, 2125), (375, 1921), (425, 1695), (565, 1275)]