121906560

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{63493}}^1$

素因数の和:63515

約数の個数: 64

約数和(自身を含む): 388583280

約数和(自身を除く): 266676720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 63493, 126986, 190479, 253972, 317465, 380958, 507944, 634930, 761916, 952395, 1015888, 1269860, 1523832, 1904790, 2031776, 2539720, 3047664, 3809580, 4063552, 5079440, 6095328, 7619160, 8127104, 10158880, 12190656, 15238320, 20317760, 24381312, 30476640, 40635520, 60953280, 121906560]

約数ペア:

[(1, 121906560), (2, 60953280), (3, 40635520), (4, 30476640), (5, 24381312), (6, 20317760), (8, 15238320), (10, 12190656), (12, 10158880), (15, 8127104), (16, 7619160), (20, 6095328), (24, 5079440), (30, 4063552), (32, 3809580), (40, 3047664), (48, 2539720), (60, 2031776), (64, 1904790), (80, 1523832), (96, 1269860), (120, 1015888), (128, 952395), (160, 761916), (192, 634930), (240, 507944), (320, 380958), (384, 317465), (480, 253972), (640, 190479), (960, 126986), (1920, 63493)]