78621960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{6361}}^1$

素因数の和:6478

約数の個数: 64

約数和(自身を含む): 238193280

約数和(自身を除く): 159571320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 206, 309, 412, 515, 618, 824, 1030, 1236, 1545, 2060, 2472, 3090, 4120, 6180, 6361, 12360, 12722, 19083, 25444, 31805, 38166, 50888, 63610, 76332, 95415, 127220, 152664, 190830, 254440, 381660, 655183, 763320, 1310366, 1965549, 2620732, 3275915, 3931098, 5241464, 6551830, 7862196, 9827745, 13103660, 15724392, 19655490, 26207320, 39310980, 78621960]

約数ペア:

[(1, 78621960), (2, 39310980), (3, 26207320), (4, 19655490), (5, 15724392), (6, 13103660), (8, 9827745), (10, 7862196), (12, 6551830), (15, 5241464), (20, 3931098), (24, 3275915), (30, 2620732), (40, 1965549), (60, 1310366), (103, 763320), (120, 655183), (206, 381660), (309, 254440), (412, 190830), (515, 152664), (618, 127220), (824, 95415), (1030, 76332), (1236, 63610), (1545, 50888), (2060, 38166), (2472, 31805), (3090, 25444), (4120, 19083), (6180, 12722), (6361, 12360)]