213883920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{297061}}^1$

素因数の和:297080

約数の個数: 60

約数和(自身を含む): 718295916

約数和(自身を除く): 504411996

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 297061, 594122, 891183, 1188244, 1485305, 1782366, 2376488, 2673549, 2970610, 3564732, 4455915, 4752976, 5347098, 5941220, 7129464, 8911830, 10694196, 11882440, 13367745, 14258928, 17823660, 21388392, 23764880, 26735490, 35647320, 42776784, 53470980, 71294640, 106941960, 213883920]

約数ペア:

[(1, 213883920), (2, 106941960), (3, 71294640), (4, 53470980), (5, 42776784), (6, 35647320), (8, 26735490), (9, 23764880), (10, 21388392), (12, 17823660), (15, 14258928), (16, 13367745), (18, 11882440), (20, 10694196), (24, 8911830), (30, 7129464), (36, 5941220), (40, 5347098), (45, 4752976), (48, 4455915), (60, 3564732), (72, 2970610), (80, 2673549), (90, 2376488), (120, 1782366), (144, 1485305), (180, 1188244), (240, 891183), (360, 594122), (720, 297061)]