199460220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1663}}^1\times {\mathrm{1999}}^1$

素因数の和:3674

約数の個数: 48

約数和(自身を含む): 559104000

約数和(自身を除く): 359643780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1663, 1999, 3326, 3998, 4989, 5997, 6652, 7996, 8315, 9978, 9995, 11994, 16630, 19956, 19990, 23988, 24945, 29985, 33260, 39980, 49890, 59970, 99780, 119940, 3324337, 6648674, 9973011, 13297348, 16621685, 19946022, 33243370, 39892044, 49865055, 66486740, 99730110, 199460220]

約数ペア:

[(1, 199460220), (2, 99730110), (3, 66486740), (4, 49865055), (5, 39892044), (6, 33243370), (10, 19946022), (12, 16621685), (15, 13297348), (20, 9973011), (30, 6648674), (60, 3324337), (1663, 119940), (1999, 99780), (3326, 59970), (3998, 49890), (4989, 39980), (5997, 33260), (6652, 29985), (7996, 24945), (8315, 23988), (9978, 19990), (9995, 19956), (11994, 16630)]