6985620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^2$

素因数の和:409

約数の個数: 54

約数和(自身を含む): 21297822

約数和(自身を除く): 14312202

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 591, 788, 985, 1182, 1773, 1970, 2364, 2955, 3546, 3940, 5910, 7092, 8865, 11820, 17730, 35460, 38809, 77618, 116427, 155236, 194045, 232854, 349281, 388090, 465708, 582135, 698562, 776180, 1164270, 1397124, 1746405, 2328540, 3492810, 6985620]

約数ペア:

[(1, 6985620), (2, 3492810), (3, 2328540), (4, 1746405), (5, 1397124), (6, 1164270), (9, 776180), (10, 698562), (12, 582135), (15, 465708), (18, 388090), (20, 349281), (30, 232854), (36, 194045), (45, 155236), (60, 116427), (90, 77618), (180, 38809), (197, 35460), (394, 17730), (591, 11820), (788, 8865), (985, 7092), (1182, 5910), (1773, 3940), (1970, 3546), (2364, 2955)]