27156780280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{697759}}^1$

素因数の和:697916

約数の個数: 64

約数和(自身を含む): 70334208000

約数和(自身を除く): 43177427720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 139, 140, 278, 280, 556, 695, 973, 1112, 1390, 1946, 2780, 3892, 4865, 5560, 7784, 9730, 19460, 38920, 697759, 1395518, 2791036, 3488795, 4884313, 5582072, 6977590, 9768626, 13955180, 19537252, 24421565, 27910360, 39074504, 48843130, 96988501, 97686260, 193977002, 195372520, 387954004, 484942505, 678919507, 775908008, 969885010, 1357839014, 1939770020, 2715678028, 3394597535, 3879540040, 5431356056, 6789195070, 13578390140, 27156780280]

約数ペア:

[(1, 27156780280), (2, 13578390140), (4, 6789195070), (5, 5431356056), (7, 3879540040), (8, 3394597535), (10, 2715678028), (14, 1939770020), (20, 1357839014), (28, 969885010), (35, 775908008), (40, 678919507), (56, 484942505), (70, 387954004), (139, 195372520), (140, 193977002), (278, 97686260), (280, 96988501), (556, 48843130), (695, 39074504), (973, 27910360), (1112, 24421565), (1390, 19537252), (1946, 13955180), (2780, 9768626), (3892, 6977590), (4865, 5582072), (5560, 4884313), (7784, 3488795), (9730, 2791036), (19460, 1395518), (38920, 697759)]