80402040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{223339}}^1$

素因数の和:223356

約数の個数: 48

約数和(自身を含む): 261307800

約数和(自身を除く): 180905760

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, 223339, 446678, 670017, 893356, 1116695, 1340034, 1786712, 2010051, 2233390, 2680068, 3350085, 4020102, 4466780, 5360136, 6700170, 8040204, 8933560, 10050255, 13400340, 16080408, 20100510, 26800680, 40201020, 80402040]

約数ペア:

[(1, 80402040), (2, 40201020), (3, 26800680), (4, 20100510), (5, 16080408), (6, 13400340), (8, 10050255), (9, 8933560), (10, 8040204), (12, 6700170), (15, 5360136), (18, 4466780), (20, 4020102), (24, 3350085), (30, 2680068), (36, 2233390), (40, 2010051), (45, 1786712), (60, 1340034), (72, 1116695), (90, 893356), (120, 670017), (180, 446678), (360, 223339)]