387420360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{5021}}^1$

素因数の和:5678

約数の個数: 64

約数和(自身を含む): 1164300480

約数和(自身を除く): 776880120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 643, 1286, 1929, 2572, 3215, 3858, 5021, 5144, 6430, 7716, 9645, 10042, 12860, 15063, 15432, 19290, 20084, 25105, 25720, 30126, 38580, 40168, 50210, 60252, 75315, 77160, 100420, 120504, 150630, 200840, 301260, 602520, 3228503, 6457006, 9685509, 12914012, 16142515, 19371018, 25828024, 32285030, 38742036, 48427545, 64570060, 77484072, 96855090, 129140120, 193710180, 387420360]

約数ペア:

[(1, 387420360), (2, 193710180), (3, 129140120), (4, 96855090), (5, 77484072), (6, 64570060), (8, 48427545), (10, 38742036), (12, 32285030), (15, 25828024), (20, 19371018), (24, 16142515), (30, 12914012), (40, 9685509), (60, 6457006), (120, 3228503), (643, 602520), (1286, 301260), (1929, 200840), (2572, 150630), (3215, 120504), (3858, 100420), (5021, 77160), (5144, 75315), (6430, 60252), (7716, 50210), (9645, 40168), (10042, 38580), (12860, 30126), (15063, 25720), (15432, 25105), (19290, 20084)]