219191520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{456649}}^1$

素因数の和:456667

約数の個数: 48

約数和(自身を含む): 690454800

約数和(自身を除く): 471263280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 456649, 913298, 1369947, 1826596, 2283245, 2739894, 3653192, 4566490, 5479788, 6849735, 7306384, 9132980, 10959576, 13699470, 14612768, 18265960, 21919152, 27398940, 36531920, 43838304, 54797880, 73063840, 109595760, 219191520]

約数ペア:

[(1, 219191520), (2, 109595760), (3, 73063840), (4, 54797880), (5, 43838304), (6, 36531920), (8, 27398940), (10, 21919152), (12, 18265960), (15, 14612768), (16, 13699470), (20, 10959576), (24, 9132980), (30, 7306384), (32, 6849735), (40, 5479788), (48, 4566490), (60, 3653192), (80, 2739894), (96, 2283245), (120, 1826596), (160, 1369947), (240, 913298), (480, 456649)]