199729080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{554803}}^1$

素因数の和:554820

約数の個数: 48

約数和(自身を含む): 649120680

約数和(自身を除く): 449391600

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, 554803, 1109606, 1664409, 2219212, 2774015, 3328818, 4438424, 4993227, 5548030, 6657636, 8322045, 9986454, 11096060, 13315272, 16644090, 19972908, 22192120, 24966135, 33288180, 39945816, 49932270, 66576360, 99864540, 199729080]

約数ペア:

[(1, 199729080), (2, 99864540), (3, 66576360), (4, 49932270), (5, 39945816), (6, 33288180), (8, 24966135), (9, 22192120), (10, 19972908), (12, 16644090), (15, 13315272), (18, 11096060), (20, 9986454), (24, 8322045), (30, 6657636), (36, 5548030), (40, 4993227), (45, 4438424), (60, 3328818), (72, 2774015), (90, 2219212), (120, 1664409), (180, 1109606), (360, 554803)]