155210520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1293421}}^1$

素因数の和:1293435

約数の個数: 32

約数和(自身を含む): 465631920

約数和(自身を除く): 310421400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1293421, 2586842, 3880263, 5173684, 6467105, 7760526, 10347368, 12934210, 15521052, 19401315, 25868420, 31042104, 38802630, 51736840, 77605260, 155210520]

約数ペア:

[(1, 155210520), (2, 77605260), (3, 51736840), (4, 38802630), (5, 31042104), (6, 25868420), (8, 19401315), (10, 15521052), (12, 12934210), (15, 10347368), (20, 7760526), (24, 6467105), (30, 5173684), (40, 3880263), (60, 2586842), (120, 1293421)]