51378480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71359}}^1$

素因数の和:71378

約数の個数: 60

約数和(自身を含む): 172548480

約数和(自身を除く): 121170000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 71359, 142718, 214077, 285436, 356795, 428154, 570872, 642231, 713590, 856308, 1070385, 1141744, 1284462, 1427180, 1712616, 2140770, 2568924, 2854360, 3211155, 3425232, 4281540, 5137848, 5708720, 6422310, 8563080, 10275696, 12844620, 17126160, 25689240, 51378480]

約数ペア:

[(1, 51378480), (2, 25689240), (3, 17126160), (4, 12844620), (5, 10275696), (6, 8563080), (8, 6422310), (9, 5708720), (10, 5137848), (12, 4281540), (15, 3425232), (16, 3211155), (18, 2854360), (20, 2568924), (24, 2140770), (30, 1712616), (36, 1427180), (40, 1284462), (45, 1141744), (48, 1070385), (60, 856308), (72, 713590), (80, 642231), (90, 570872), (120, 428154), (144, 356795), (180, 285436), (240, 214077), (360, 142718), (720, 71359)]