123458880

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{128603}}^1$

素因数の和:128623

約数の個数: 56

約数和(自身を含む): 391984992

約数和(自身を除く): 268526112

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, 160, 192, 240, 320, 480, 960, 128603, 257206, 385809, 514412, 643015, 771618, 1028824, 1286030, 1543236, 1929045, 2057648, 2572060, 3086472, 3858090, 4115296, 5144120, 6172944, 7716180, 8230592, 10288240, 12345888, 15432360, 20576480, 24691776, 30864720, 41152960, 61729440, 123458880]

約数ペア:

[(1, 123458880), (2, 61729440), (3, 41152960), (4, 30864720), (5, 24691776), (6, 20576480), (8, 15432360), (10, 12345888), (12, 10288240), (15, 8230592), (16, 7716180), (20, 6172944), (24, 5144120), (30, 4115296), (32, 3858090), (40, 3086472), (48, 2572060), (60, 2057648), (64, 1929045), (80, 1543236), (96, 1286030), (120, 1028824), (160, 771618), (192, 643015), (240, 514412), (320, 385809), (480, 257206), (960, 128603)]