718921080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{1997003}}^1$

素因数の和:1997020

約数の個数: 48

約数和(自身を含む): 2336494680

約数和(自身を除く): 1617573600

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, 1997003, 3994006, 5991009, 7988012, 9985015, 11982018, 15976024, 17973027, 19970030, 23964036, 29955045, 35946054, 39940060, 47928072, 59910090, 71892108, 79880120, 89865135, 119820180, 143784216, 179730270, 239640360, 359460540, 718921080]

約数ペア:

[(1, 718921080), (2, 359460540), (3, 239640360), (4, 179730270), (5, 143784216), (6, 119820180), (8, 89865135), (9, 79880120), (10, 71892108), (12, 59910090), (15, 47928072), (18, 39940060), (20, 35946054), (24, 29955045), (30, 23964036), (36, 19970030), (40, 17973027), (45, 15976024), (60, 11982018), (72, 9985015), (90, 7988012), (120, 5991009), (180, 3994006), (360, 1997003)]