198490680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{551363}}^1$

素因数の和:551380

約数の個数: 48

約数和(自身を含む): 645095880

約数和(自身を除く): 446605200

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, 551363, 1102726, 1654089, 2205452, 2756815, 3308178, 4410904, 4962267, 5513630, 6616356, 8270445, 9924534, 11027260, 13232712, 16540890, 19849068, 22054520, 24811335, 33081780, 39698136, 49622670, 66163560, 99245340, 198490680]

約数ペア:

[(1, 198490680), (2, 99245340), (3, 66163560), (4, 49622670), (5, 39698136), (6, 33081780), (8, 24811335), (9, 22054520), (10, 19849068), (12, 16540890), (15, 13232712), (18, 11027260), (20, 9924534), (24, 8270445), (30, 6616356), (36, 5513630), (40, 4962267), (45, 4410904), (60, 3308178), (72, 2756815), (90, 2205452), (120, 1654089), (180, 1102726), (360, 551363)]