199713240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{554759}}^1$

素因数の和:554776

約数の個数: 48

約数和(自身を含む): 649069200

約数和(自身を除く): 449355960

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, 554759, 1109518, 1664277, 2219036, 2773795, 3328554, 4438072, 4992831, 5547590, 6657108, 8321385, 9985662, 11095180, 13314216, 16642770, 19971324, 22190360, 24964155, 33285540, 39942648, 49928310, 66571080, 99856620, 199713240]

約数ペア:

[(1, 199713240), (2, 99856620), (3, 66571080), (4, 49928310), (5, 39942648), (6, 33285540), (8, 24964155), (9, 22190360), (10, 19971324), (12, 16642770), (15, 13314216), (18, 11095180), (20, 9985662), (24, 8321385), (30, 6657108), (36, 5547590), (40, 4992831), (45, 4438072), (60, 3328554), (72, 2773795), (90, 2219036), (120, 1664277), (180, 1109518), (360, 554759)]