155271960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{431311}}^1$

素因数の和:431328

約数の個数: 48

約数和(自身を含む): 504635040

約数和(自身を除く): 349363080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 431311, 862622, 1293933, 1725244, 2156555, 2587866, 3450488, 3881799, 4313110, 5175732, 6469665, 7763598, 8626220, 10351464, 12939330, 15527196, 17252440, 19408995, 25878660, 31054392, 38817990, 51757320, 77635980, 155271960]

約数ペア:

[(1, 155271960), (2, 77635980), (3, 51757320), (4, 38817990), (5, 31054392), (6, 25878660), (8, 19408995), (9, 17252440), (10, 15527196), (12, 12939330), (15, 10351464), (18, 8626220), (20, 7763598), (24, 6469665), (30, 5175732), (36, 4313110), (40, 3881799), (45, 3450488), (60, 2587866), (72, 2156555), (90, 1725244), (120, 1293933), (180, 862622), (360, 431311)]