278133075

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{797}}^1$

素因数の和:874

約数の個数: 96

約数和(自身を含む): 569963520

約数和(自身を除く): 291830445

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 47, 55, 75, 99, 135, 141, 165, 225, 235, 275, 297, 423, 495, 517, 675, 705, 797, 825, 1175, 1269, 1485, 1551, 2115, 2391, 2475, 2585, 3525, 3985, 4653, 6345, 7173, 7425, 7755, 8767, 10575, 11955, 12925, 13959, 19925, 21519, 23265, 26301, 31725, 35865, 37459, 38775, 43835, 59775, 69795, 78903, 107595, 112377, 116325, 131505, 179325, 187295, 219175, 236709, 337131, 348975, 394515, 412049, 537975, 561885, 657525, 936475, 1011393, 1183545, 1236147, 1685655, 1972575, 2060245, 2809425, 3708441, 5056965, 5917725, 6180735, 8428275, 10301225, 11125323, 18542205, 25284825, 30903675, 55626615, 92711025, 278133075]

約数ペア:

[(1, 278133075), (3, 92711025), (5, 55626615), (9, 30903675), (11, 25284825), (15, 18542205), (25, 11125323), (27, 10301225), (33, 8428275), (45, 6180735), (47, 5917725), (55, 5056965), (75, 3708441), (99, 2809425), (135, 2060245), (141, 1972575), (165, 1685655), (225, 1236147), (235, 1183545), (275, 1011393), (297, 936475), (423, 657525), (495, 561885), (517, 537975), (675, 412049), (705, 394515), (797, 348975), (825, 337131), (1175, 236709), (1269, 219175), (1485, 187295), (1551, 179325), (2115, 131505), (2391, 116325), (2475, 112377), (2585, 107595), (3525, 78903), (3985, 69795), (4653, 59775), (6345, 43835), (7173, 38775), (7425, 37459), (7755, 35865), (8767, 31725), (10575, 26301), (11955, 23265), (12925, 21519), (13959, 19925)]