1989734160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{8290559}}^1$

素因数の和:8290575

約数の個数: 40

約数和(自身を含む): 6168176640

約数和(自身を除く): 4178442480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 8290559, 16581118, 24871677, 33162236, 41452795, 49743354, 66324472, 82905590, 99486708, 124358385, 132648944, 165811180, 198973416, 248716770, 331622360, 397946832, 497433540, 663244720, 994867080, 1989734160]

約数ペア:

[(1, 1989734160), (2, 994867080), (3, 663244720), (4, 497433540), (5, 397946832), (6, 331622360), (8, 248716770), (10, 198973416), (12, 165811180), (15, 132648944), (16, 124358385), (20, 99486708), (24, 82905590), (30, 66324472), (40, 49743354), (48, 41452795), (60, 33162236), (80, 24871677), (120, 16581118), (240, 8290559)]