181376964

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{937}}^1$

素因数の和:1249

約数の個数: 72

約数和(自身を含む): 484833440

約数和(自身を除く): 303456476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 283, 342, 566, 684, 849, 937, 1132, 1698, 1874, 2547, 2811, 3396, 3748, 5094, 5377, 5622, 8433, 10188, 10754, 11244, 16131, 16866, 17803, 21508, 32262, 33732, 35606, 48393, 53409, 64524, 71212, 96786, 106818, 160227, 193572, 213636, 265171, 320454, 530342, 640908, 795513, 1060684, 1591026, 2386539, 3182052, 4773078, 5038249, 9546156, 10076498, 15114747, 20152996, 30229494, 45344241, 60458988, 90688482, 181376964]

約数ペア:

[(1, 181376964), (2, 90688482), (3, 60458988), (4, 45344241), (6, 30229494), (9, 20152996), (12, 15114747), (18, 10076498), (19, 9546156), (36, 5038249), (38, 4773078), (57, 3182052), (76, 2386539), (114, 1591026), (171, 1060684), (228, 795513), (283, 640908), (342, 530342), (566, 320454), (684, 265171), (849, 213636), (937, 193572), (1132, 160227), (1698, 106818), (1874, 96786), (2547, 71212), (2811, 64524), (3396, 53409), (3748, 48393), (5094, 35606), (5377, 33732), (5622, 32262), (8433, 21508), (10188, 17803), (10754, 16866), (11244, 16131)]