199785240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{554959}}^1$

素因数の和:554976

約数の個数: 48

約数和(自身を含む): 649303200

約数和(自身を除く): 449517960

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, 554959, 1109918, 1664877, 2219836, 2774795, 3329754, 4439672, 4994631, 5549590, 6659508, 8324385, 9989262, 11099180, 13319016, 16648770, 19978524, 22198360, 24973155, 33297540, 39957048, 49946310, 66595080, 99892620, 199785240]

約数ペア:

[(1, 199785240), (2, 99892620), (3, 66595080), (4, 49946310), (5, 39957048), (6, 33297540), (8, 24973155), (9, 22198360), (10, 19978524), (12, 16648770), (15, 13319016), (18, 11099180), (20, 9989262), (24, 8324385), (30, 6659508), (36, 5549590), (40, 4994631), (45, 4439672), (60, 3329754), (72, 2774795), (90, 2219836), (120, 1664877), (180, 1109918), (360, 554959)]