320825880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{297061}}^1$

素因数の和:297081

約数の個数: 64

約数和(自身を含む): 1069423200

約数和(自身を除く): 748597320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 297061, 594122, 891183, 1188244, 1485305, 1782366, 2376488, 2673549, 2970610, 3564732, 4455915, 5347098, 5941220, 7129464, 8020647, 8911830, 10694196, 11882440, 13367745, 16041294, 17823660, 21388392, 26735490, 32082588, 35647320, 40103235, 53470980, 64165176, 80206470, 106941960, 160412940, 320825880]

約数ペア:

[(1, 320825880), (2, 160412940), (3, 106941960), (4, 80206470), (5, 64165176), (6, 53470980), (8, 40103235), (9, 35647320), (10, 32082588), (12, 26735490), (15, 21388392), (18, 17823660), (20, 16041294), (24, 13367745), (27, 11882440), (30, 10694196), (36, 8911830), (40, 8020647), (45, 7129464), (54, 5941220), (60, 5347098), (72, 4455915), (90, 3564732), (108, 2970610), (120, 2673549), (135, 2376488), (180, 1782366), (216, 1485305), (270, 1188244), (360, 891183), (540, 594122), (1080, 297061)]