198160920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{550447}}^1$

素因数の和:550464

約数の個数: 48

約数和(自身を含む): 644024160

約数和(自身を除く): 445863240

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, 550447, 1100894, 1651341, 2201788, 2752235, 3302682, 4403576, 4954023, 5504470, 6605364, 8256705, 9908046, 11008940, 13210728, 16513410, 19816092, 22017880, 24770115, 33026820, 39632184, 49540230, 66053640, 99080460, 198160920]

約数ペア:

[(1, 198160920), (2, 99080460), (3, 66053640), (4, 49540230), (5, 39632184), (6, 33026820), (8, 24770115), (9, 22017880), (10, 19816092), (12, 16513410), (15, 13210728), (18, 11008940), (20, 9908046), (24, 8256705), (30, 6605364), (36, 5504470), (40, 4954023), (45, 4403576), (60, 3302682), (72, 2752235), (90, 2201788), (120, 1651341), (180, 1100894), (360, 550447)]