239205240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{664459}}^1$

素因数の和:664476

約数の個数: 48

約数和(自身を含む): 777418200

約数和(自身を除く): 538212960

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, 664459, 1328918, 1993377, 2657836, 3322295, 3986754, 5315672, 5980131, 6644590, 7973508, 9966885, 11960262, 13289180, 15947016, 19933770, 23920524, 26578360, 29900655, 39867540, 47841048, 59801310, 79735080, 119602620, 239205240]

約数ペア:

[(1, 239205240), (2, 119602620), (3, 79735080), (4, 59801310), (5, 47841048), (6, 39867540), (8, 29900655), (9, 26578360), (10, 23920524), (12, 19933770), (15, 15947016), (18, 13289180), (20, 11960262), (24, 9966885), (30, 7973508), (36, 6644590), (40, 5980131), (45, 5315672), (60, 3986754), (72, 3322295), (90, 2657836), (120, 1993377), (180, 1328918), (360, 664459)]